Cricket World Cup history and how the format changed

Most of what gets written as cricket World Cup history is a list of winners. The more useful history is of the tournament itself, because this competition has been rebuilt more often than any other event in the sport, and almost every rebuild was an attempt to fix something that had gone visibly wrong the time before.

The version played now shares four things with the one staged in England in 1975. There is a knockout at the end. Each side gets one innings. It is run by the game's governing body. And it is the only occasion on which every serious cricket nation appears in the same competition. Everything else has moved. The innings is shorter. The ball is a different colour and there are two of them. The clothing is coloured. Fielding restrictions did not exist and now shape every phase of an innings. The method for settling a rain-hit chase has been replaced twice. The number of teams allowed in has gone up, then down, and is going up again.

Read the tournament as a designed object rather than a trophy cabinet and none of that looks arbitrary. Each change is an answer to a specific complaint, and the complaints repeat. Too few matches. Too many meaningless ones. The wrong teams eliminated too early. A table nobody could read. A rain rule that produced a farce. The whole history is a competition trying to hold two incompatible things at once, and never quite managing it.

Why a Cricket World Cup existed at all in 1975

Limited-overs cricket was young. It had been invented as a domestic English answer to a domestic English problem, which was that three-day county matches drew nobody on a Saturday and a match guaranteed to produce a result in a day drew a crowd. By the early 1970s that idea had been running long enough in England to be obviously commercial, and long enough for the international game to notice.

England was the natural host for the first tournament, and not for sentimental reasons. It had a dense cluster of grounds capable of holding a large crowd, all within a few hours of each other, which matters enormously when a fortnight's cricket has to be staged without anyone spending days in transit. It had the administrative machinery and a broadcaster. And it had midsummer daylight, which is the detail that decided the innings length.

A sixty-over match without floodlights needs a very long day. Two innings of sixty overs is 720 legal deliveries before a single wide is bowled, plus an interval, plus the changeovers. Northern European midsummer gives you the hours to do that starting in the morning and finishing in the evening. Almost nowhere else in the cricket world does, which is the entire reason the first three tournaments were played in the same country and the reason the fourth had to change the format to move.

The other thing to understand about 1975 is that nobody had designed a one-day international from first principles. The playing conditions were adapted from the domestic competitions England was already running, and the assumption underneath them was that this was Test cricket with a stop clock. That assumption held for about a decade and then collapsed.

Sixty overs was a different game, not a longer one

The extra ten overs changed the whole shape of an innings, and the absence of fielding restrictions changed it again.

Sixty overs is 360 legal deliveries. Openers could take twenty of them to establish themselves without being obviously wrong, because there were forty overs still to come. Fields were unrestricted for the whole innings, so a captain defending could place every fielder on the boundary from the first ball if he chose, and some did. That combination makes attacking early close to irrational: the cost of a dot ball is low when there are 300 balls left, and the reward for a risky shot is small when the boundary is ringed. The rhythm that produced looks almost unrecognisable now, with long accumulating middle periods and an assault confined to the last ten overs, if it came at all.

The other structural rule that matters is the per-bowler cap. A one-day innings limits how much of it any individual can bowl, and the modern figure is ten overs of fifty, a fifth of the innings. That single number forces a captain to use at least five bowlers, which is why the composition of a one-day side is a different problem from the composition of a Test side, and why the all-rounder who can bowl a tidy fifth spell has always been worth more in this format than his batting average suggests. Lengthen the innings and that cap lengthens with it. Shorten it and part-time bowlers get exposed sooner. The comparison across the three formats, and what each one does to selection, is set out in the piece on how Tests, one-day internationals and T20 actually differ.

West Indies won the first tournament, and won it again when the competition returned to England in 1979 with essentially the same structure. Those two victories were not surprising. That side had the deepest fast bowling reserves in the game and a batting order that could score quickly without needing to invent shots, which is exactly the combination sixty-over cricket rewarded. A format with no fielding restrictions and 360 balls to fill rewards accuracy and depth in the attack more than it rewards anything a batting side can do.

The result in 1983 that moved the game's centre of gravity

The third tournament, again in England, produced the single most consequential result in the competition's history. India, who had won almost nothing in one-day cricket before it, beat West Indies in the final at Lord's while defending a modest total. The cricket itself was a low-scoring, seam-dominated match rather than a spectacle.

The consequences were structural rather than sporting. It established that a well-drilled side could beat a stronger one over fifty or sixty overs on a given day, which is the premise every knockout tournament depends on. A competition in which the best team always wins is a league, and nobody watches a league final knowing the result. The 1983 outcome gave the World Cup the thing it needed to be a World Cup.

It also transformed the commercial position of the game in India, where television and sponsorship money began flowing towards cricket at a scale that eventually reshaped the finances of the entire sport. Almost every later development described here traces back in part to that afternoon: where tournaments are held, how long they run, which board's calendar the schedule is built around, and how hard the format fights to guarantee certain teams a full run of matches. A tournament's design follows its money, and in 1983 the money changed address.

Fifty overs was an accident that became the definition

The 1987 tournament was the first held outside England, staged jointly by India and Pakistan. The change of venue forced a change of format. Shorter daylight hours on the subcontinent made sixty-over matches impractical, so innings were cut to fifty overs a side. That was intended as a local adjustment. It became the permanent standard, and the fifty-over innings has been the definition of the one-day game ever since.

The reduction mattered more than a simple subtraction of ten overs. Sixty balls came out of the innings, one sixth of it, and they came out of the cheap middle rather than the ends. The opening overs stayed the same length. The death overs stayed the same length. What shrank was the accumulating phase in between, which is the part of the innings where risk is lowest, so a larger proportion of every innings now sits in the two phases where a wicket is most expensive. Losing two early wickets in a sixty-over match was a setback. Losing two early wickets in a fifty-over match is a crisis, because the overs available to repair it have been cut and the overs in which repair is cheap have been cut hardest.

Australia won that tournament, beating England in a close final, and began a long association with the competition that would define the next two decades.

1992 built the modern one-day match in a single tournament

If one edition has to be identified as the birth of the modern game, it is the 1992 tournament in Australia and New Zealand. Coloured clothing, white balls, black sightscreens, floodlights and day-night matches all arrived together, borrowed from the World Series Cricket innovations of the late 1970s and applied to a global event for the first time. Nine teams played each other once in a full round robin before semi-finals, which meant every side got a proper run of matches rather than being knocked out after a bad morning.

Two of those changes did far more than they look.

The white ball behaves differently from a red one. It is easier to see under lights, which is the point of it, but it also scuffs and discolours on a different schedule, and the seam and lacquer wear at a different rate. Every subsequent argument about how many balls an innings should use, and about whether reverse swing exists in this format any more, starts from the properties of a white ball.

Floodlights introduced dew. A day-night match in a humid climate puts a wet outfield and a wet ball into the second innings, which makes gripping the ball harder, makes the ball skid on rather than grip, and makes spin far less dangerous after dark than it was in the afternoon. The practical effect is that the toss stops being a marginal decision and becomes a substantial one. A tournament that adds floodlights also adds a coin to the result, and no amount of format design removes it.

It was also a tournament of tactical invention. New Zealand, playing at home under Martin Crowe, opened the bowling with a spinner to exploit the fielding restrictions of the first fifteen overs, and used a batter promoted specifically to attack in that period. Both ideas looked eccentric and both were widely copied within a few years. That is what a restriction does: it creates a market inefficiency, and someone eventually notices.

The edition is equally remembered for a rule that had to be abandoned. Rain-affected chases were adjusted using a most productive overs method, which reduced the target by removing the chasing side's lowest-scoring overs. It was mathematically crude and produced an infamous outcome in a rain-hit semi-final, where South Africa's target after a short interruption became effectively impossible off the balls remaining. The system was discredited immediately.

1996 and the fifteen-over assault

The 1996 tournament was hosted by India, Pakistan and Sri Lanka, and it was won by Sri Lanka in a manner that changed batting orders everywhere. Rather than treating the first fifteen overs as a period of survival with occasional opportunity, Sri Lanka treated them as a period of maximum attack, sending out openers whose brief was to hit over the infield from the first over and accept the risk. The approach was called pinch-hitting at the time, which now reads as a quaint way of describing what every team does as a matter of course.

The insight underneath it is worth stating plainly, because it is the same insight that later produced T20. A fielding restriction is not a small advantage to be taken when convenient. It is a fixed number of overs in which the geometry of the field is different, and geometry does not care about match situation. If only two fielders may stand outside the circle, the gaps are in the same places whether a side is 0 for none or 60 for two. The rational response is to attack every one of those overs, and the only reason nobody had is that cricket's instincts were formed in a game with no restrictions at all.

The tournament introduced quarter-finals for the first time, a structure that gave the group stage a clear purpose and produced sudden-death matches earlier. It also produced the recurring problem of the era, with political and security disputes affecting which teams would travel where, resulting in forfeited fixtures.

Every format change was fixing a failure that had a name

Administrators do not redesign a working tournament. Each structure in the sequence below was adopted because the previous one had produced a specific, public embarrassment, and understanding the sequence means naming the embarrassment each time.

1. 1Groups then semi-finals, 1975 to 1992A small group gives every side only a handful of matches, so one bad morning or one wet afternoon could end a major team's tournament before the competition had properly started.
2. 2A full round robin then semi-finals, 1992Nine teams playing each other once gives everyone eight matches and removes the luck of the draw entirely. The cost is that once the semi-finalists are settled, the remaining fixtures decide nothing.
3. 3Groups then quarter-finals, 1996Sudden death arrives earlier and the group stage has a clear purpose. The complaint that follows is the oldest one in knockout sport, that a major side can still be gone in a single afternoon.
4. 4The Super Six, 1999 and 2003Qualifying teams carried forward points earned against the other qualifiers from their group, so group results were not thrown away. Defensible on paper, and almost nobody could explain the standings without a table in front of them.
5. 5The Super Eight, 2007The same carried-points idea applied to a larger field. It ran for around seven weeks, and the group stage still eliminated both India and Pakistan early, which removed a large part of the television market.
6. 6Groups then quarter-finals, 2011 and 2015A clean knockout returns and the tournament shortens. What remains is a group stage containing a number of matches between mismatched sides that nobody expected to be close.
7. 7A ten-team round robin, 2019 and 2023Every side plays every other, nine matches each, and the final table genuinely reflects six weeks of cricket. The price of that fairness was paid in the field size.

Structures as used in the editions named. The complaint listed against each is the design problem that the following change was attempting to answer.

Both carried-points systems were defensible on paper and confusing in practice. A team's position depended on results in matches it had played weeks earlier against opponents in another group. That is not a complaint about intelligence. It is a design failure: a table that cannot be read at a glance destroys the thing a league stage exists to create, which is a running sense of who is close to going out.

Australia won all three of those tournaments. The 1999 side, in England, went through a stretch where any defeat would have eliminated them and did not lose again, including a semi-final at Edgbaston that was tied and decided on prior standing in the tournament rather than a super over, which did not yet exist. The 2003 team, in South Africa, went through the entire tournament unbeaten. The 2007 team, in the West Indies, completed a third consecutive title. That run of three in a row is the most sustained dominance the tournament has seen, and it was built on the same principles as the great Test side of the period, namely fast scoring at the top, relentless accuracy with the ball and outstanding fielding.

The 2007 edition also became a cautionary tale about tournament design. Ticket prices priced out much of the local audience, and the final finished in near darkness amid confusion over the playing conditions. The tournament that followed was consciously designed to avoid repeating any of it.

The tension the format can never resolve

Every argument about World Cup structure is a version of one trade, and the trade has arithmetic underneath it.

A single round robin is the fairest structure any tournament can use. Nobody gets an easy group, nobody gets a hard one, and the table at the end is a complete comparison of every side against every other. Its problem is that it does not scale. The number of matches in a full round robin is the field size multiplied by one less than itself, divided by two, which means adding teams costs you matches at an accelerating rate.

8 teams28

10 teams45

12 teams66

14 teams91

Arithmetic, not results. A full round robin of n teams contains n times n minus one, divided by two, matches. This is the whole reason the field was cut to ten in 2019.

Show the numbers

Matches in a single round robin, by field size

Item	Value
8 teams	28
10 teams	45
12 teams	66
14 teams	91

Ten teams is 45 matches and nine per side, which fits a six-week window with semi-finals and a final on top. Fourteen teams is 91 matches and thirteen per side, which does not fit anything. So a larger field forces groups, and groups reintroduce exactly what the round robin was adopted to remove: an unbalanced schedule, and the possibility that a major side is eliminated after a handful of matches against opponents it happened to be drawn against.

That possibility is the commercial problem, and it should be stated honestly rather than dressed up. The broadcast value of the tournament is concentrated in a small number of fixtures. Rights are sold years ahead against a schedule, and a format in which the largest television market can be eliminated in week two is worth measurably less than one in which it cannot. A ten-team round robin guarantees every side nine matches, which means it guarantees the broadcaster nine matches involving each of the teams that matter most to the sale. That is not a conspiracy. It is a straightforward consequence of how the event is financed.

The counter-cost is equally real. The same structure that guarantees nine matches to a major side guarantees zero to almost everybody else, because there is no room. And there is a second cost that gets less attention: a round robin trades early jeopardy for late irrelevance. Once four qualifiers are settled, the remaining fixtures are exhibitions. A knockout does the reverse, trading late irrelevance for early catastrophe. No structure yet invented has both a meaningful first week and a meaningful last week for every team in it.

Why qualification narrowed, and what it cost

The 2019 tournament in England and Wales cut the field to ten teams and reverted to a single full round robin, with each side playing every other before semi-finals. As a competition design it was defensible. Every team played nine matches, luck of the draw was eliminated, and the table at the end genuinely reflected the six weeks.

It ended with a final that no format could have planned for. The match was tied, the super over that followed was also tied, and the trophy was awarded on a boundary countback in favour of England. The rule was widely criticised, not because it was applied incorrectly but because it existed at all, and it was changed afterwards so that super overs are now repeated until there is a result. That is the sport's usual pattern in miniature: a tiebreak nobody had thought about carefully survives until the day it decides something, and then it lasts about a week.

The 2023 tournament in India used the same ten-team round robin and was won by Australia, who beat the host nation in the final in Ahmedabad after India had gone through the group stage in dominant form. It was a sixth title for Australia, extending a record no other nation is close to.

The ten-team format's real cost was access. Cutting the field from fourteen to ten removed almost all associate participation from cricket's flagship event at exactly the moment when the game was claiming to want global growth. Full members were affected too, with qualification for 2023 requiring a playoff tournament that eliminated two established Test nations.

What that costs is not mainly sporting. A national board's ability to raise money, secure government support, keep players in the game and justify a professional structure depends on having something to qualify for. Remove the destination and the pathway stops meaning anything, because a pathway is only ever as valuable as the place it leads. The argument that a smaller field produces better cricket is not without merit. The argument that a World Cup which excludes almost everyone outside the established order is a strange advertisement for a global sport is also not without merit, and the ICC eventually accepted the second one.

The evidence for the second argument is in the tournament's own record. Sri Lanka's 1996 victory was the first by a side that had been playing Test cricket for well under two decades, and it was won with a distinctive method rather than by copying the established teams. Kenya reached the semi-finals in 2003 as an associate, which remains the deepest run by a non-Test nation. Bangladesh's 1999 win over Pakistan was a significant moment in the case for their elevation to Test status, which followed shortly afterwards. Ireland's tournament wins in 2007 and 2011 over full members were achieved by a side largely made up of players holding down county contracts or other jobs. Afghanistan's progression has been the fastest of any team in the game's history, from refugee-camp cricket to full membership within a generation, and their 2023 campaign, in which they beat several established sides including former champions, was the clearest evidence that the gap between the top tier and the tier below is narrower than the fixture list assumes. The Netherlands' win over South Africa in the same tournament made a similar point.

Zimbabwe are the counter-example and the warning. They were competitive in the 1990s, produced players who would have improved most sides, and then declined sharply for reasons that were largely administrative and political rather than sporting. Nothing in the structure protected them, and nothing in the structure was designed to.

How a side actually reaches the final under the current structure

The ten-team round robin is the simplest structure the tournament has ever used, which makes it worth walking through once, because the rules that decide the table are not the rules most people assume.

1. 1Nine league matchesEvery side plays every other side once. There is no group, so there is no easy draw and no hard one, and no team can complain about who it was placed with.
2. 2Two points a winA win is two points, a tie or an abandoned match is one point each, a loss is none. There is no bonus point for the margin, so a heavy win and a one-wicket win are worth exactly the same.
3. 3Net run rate breaks the tieLevel on points, the side with the better net run rate finishes higher. It is calculated across the whole tournament, not head to head, which means a thrashing in week one can still be deciding places in week six.
4. 4No reserve day in the leagueA washed-out league match is one point each and cannot be replayed, so weather can eliminate a side that has not lost a game. The knockout matches are the ones that carry reserve days.
5. 5Top four qualifyThe side that finishes first plays the fourth, the second plays the third. Finishing top is worth something, but only the choice of opponent, and by then every side left has beaten good teams.
6. 6Semi-final, then finalTwo matches, both sudden death, after five weeks in which nothing was sudden death. A champion has played eleven matches. A side that finishes fifth has played nine and won nothing.

The structure used in 2019 and 2023. Points and tiebreak rules are the standard one-day international competition conditions rather than figures from any particular tournament.

That last line is the honest summary of the format. Nine matches of accumulated evidence are used to select four teams, and then the evidence is discarded and the title is decided by two single days of cricket. Nobody has found a better compromise, but it is a compromise, and the tournament has spent fifty years failing to improve on it.

Conditions have picked more winners than form has

A World Cup is long, and over six weeks conditions compound rather than average out. Squads are chosen months ahead against an expectation of what the surfaces will do, and a squad chosen wrongly cannot be repaired mid-tournament.

England offers seam movement, cloud cover and a ball that does something off the pitch in the first fifteen overs, particularly early in the summer. Totals are lower and the toss is often a genuine decision rather than an automatic one.

The subcontinent offers dry surfaces that grip and slow down as a match goes on, which puts spin at the centre of the middle overs and makes the second innings a different proposition from the first. Add floodlights and dew and the calculation inverts after dark, because a wet ball turns less and skids more. Chasing under lights in a humid climate is not the same sport as chasing in the afternoon.

Australia and New Zealand offer bounce, pace and grounds with a distinctive geometry: long square boundaries and short straight ones at several of them, which rewards a batter who hits down the ground and punishes one whose scoring is built on the pull.

The pattern in the results already recorded here is hard to miss. Sri Lanka won as a co-host in 1996. India won at home in 2011. Australia won in Australia and New Zealand in 2015. England won at home in 2019. That is not a coincidence, and the mechanism is not mysterious: a home side has played hundreds of matches on those surfaces, its selectors have been picking for those conditions for years, and it does not have to guess.

The exception is instructive too. West Indies won the first two tournaments in England, in conditions nothing like their own, because the format at the time rewarded a deep fast-bowling attack more than it rewarded anything else, and they had the deepest one in the world. Format can outweigh conditions. It just usually does not.

The rule changes that rewrote the scoring

The tournament's scoring rates did not rise because batters got braver. They rose because a series of specific regulations changed what a boundary costs to attempt.

• 50Overs in an innings
• 300Legal deliveries in an innings
• 10Maximum overs for one bowler
• 25Overs each new ball is used for

Rule-defined figures from the one-day international playing conditions rather than figures from any match, which is why they can be used as a check on anything else.

The first change was the move to two new balls, one from each end. That kept both balls harder and whiter for longer, which helped seam bowlers early, and the arithmetic explains the side effect: with two balls in a fifty-over innings, neither is ever more than twenty-five overs old. Reverse swing needs an older ball than that. The most reliable method of containing a set batter in the final ten overs simply stopped being available, and it stopped being available on the exact deliveries where it had been worth most.

The second was the tightening of fielding restrictions. Powerplays, introduced in the mid 2000s, went through several revisions, including a batting powerplay that the batting side could choose when to take, and for a period the rules allowed only four fielders outside the circle even in the non-powerplay overs. That combination made boundary hitting substantially less risky. Some of those restrictions were subsequently relaxed, restoring a fifth fielder outside the circle in the non-powerplay overs, which was an explicit attempt to give bowlers something back.

20%60%20%

• Overs 1 to 10, two fielders permitted outside the circle10
• Overs 11 to 40, four permitted outside30
• Overs 41 to 50, five permitted outside10

Overs in each phase under the current one-day international restrictions. Two fielders may stand outside the circle in the first phase, four in the second and five in the third.

Show the numbers

The three fielding phases of a fifty-over innings

Item	Value
Overs 1 to 10, two fielders permitted outside the circle	10
Overs 11 to 40, four permitted outside	30
Overs 41 to 50, five permitted outside	10

Sixty per cent of a one-day innings is played under the middle setting, which is why that phase decides so many matches and why the fifth-fielder question was fought over so hard. One fielder moved in or out for thirty overs is worth far more than the same fielder moved for ten. How the equivalent phases work across the shorter and longer formats, and why T20 concentrates them differently, is covered in the guide to fielding restrictions and powerplays in each format.

The third change was equipment and technique. Bats with thicker edges and larger sweet spots, allied to a generation of batters raised on Twenty20, meant mishits carried further and that shots that had once been improvisations became standard.

The practical effect can be described without inventing figures. For much of the 1990s, a total in the region of 250 in fifty overs was competitive on most surfaces and a good chase. By the 2015 tournament, a total of that size on a decent pitch was routinely overhauled, and 300 had become closer to par than to exceptional. Teams began setting fields for the total they feared rather than the total they expected.

Rain has always been the tournament's weakest joint

Every World Cup is scheduled into a window that suits broadcasters, venues and the rest of the calendar, and only then into a window that suits the weather. Rain is therefore not an accident in this competition. It is a permanent feature that the format has to absorb, and the methods for absorbing it have been the source of the tournament's two worst rules.

The most productive overs method used in 1992 was the first. Removing a chasing side's lowest-scoring overs from its target treats every over as interchangeable and ignores wickets entirely, which is why a short interruption could leave a target that was arithmetically absurd. Within a few years the Duckworth-Lewis method, which accounts for both overs and wickets remaining, had replaced it, and its successor, Duckworth-Lewis-Stern, remains in use. The reasoning behind a revised target, and why a shortened chase is never simply a proportional one, is worked through in the piece on how the Duckworth-Lewis-Stern method sets a target.

What the rain rule cannot fix is the league stage. A washed-out league match is a point each, cannot be replayed, and counts as a match played. A side that loses two afternoons to weather has lost two chances to win two points while its rivals kept theirs, and it can be eliminated without ever being beaten. Reserve days exist for the knockout matches, where a single abandonment would decide a trophy on a technicality, and not for the forty-five that come before them, because the schedule has no room. That asymmetry is deliberate and it is a real cost, borne by whichever side happens to be drawn into the wettest fortnight of the tournament.

The women's Cricket World Cup came first and still gets left out

The women's World Cup was staged in England in 1973, two years before the men's tournament. It is routinely described as a later addition to the sport, and it is the older event.

It was also a completely different kind of enterprise. The first edition happened because a small group found private funding for it, not because a governing body scheduled and paid for it. That single fact shaped the competition for decades. When a tournament depends on somebody raising the money each time, the cycle becomes irregular, the field size moves according to who can afford to travel, and hosting goes to whoever can underwrite it rather than to whoever has the best case. Teams have withdrawn from qualifying tournaments over cost. Formats have been decided by budget as much as by design.

The structural consequence is the interesting part. With a small field, a single round robin is the natural format, because it is simple, it produces a defensible table and it maximises matches from a limited number of travelling squads. The women's tournament has used that structure for much of its life. Which means the men's competition spent thirty years cycling through the Super Six, the Super Eight and three arrangements of quarter-finals before arriving in 2019 at the format the women's tournament had been playing all along.

Administration changed the picture more than any playing condition did. The separate women's governing body was eventually absorbed into the ICC, national boards took over the women's teams they had previously kept at arm's length, and the tournament stopped depending on private fundraising. Central contracts followed, then a professional domestic layer, then franchise T20 leagues that pay enough to make cricket a career rather than a hobby taken at personal cost. The depth of a squad is a direct function of how many players can afford to train full time, and that number has moved further in the past decade than in the previous four. The economics behind that shift, and where it has and has not reached, are set out in the analysis of how the women's game grew and who paid for it.

The World Cup's design problem in the women's game is now the same one the men's tournament has, in sharper form. Fewer nations have a professional structure, so expanding the field risks a group stage of one-sided matches, and there is a legitimate argument for keeping the tournament small and competitive. The counter-argument is exactly the one made about associate men's teams: a nation with no realistic route to the flagship event cannot build the structure that would make it competitive, so keeping the field small guarantees the thing it claims to be responding to. The difference is that in the women's game the gap between the funded teams and the rest is a funding gap, and funding gaps close faster than talent gaps when somebody decides to close them.

Does the fifty-over Cricket World Cup have a future?

The format is squeezed from both sides. At one end sits Test cricket and the World Test Championship, which finally gave the long format a destination of its own. At the other sits a Twenty20 calendar that now includes a global T20 tournament on a roughly two-year cycle plus a full circuit of franchise leagues. Several leading players have retired from one-day cricket while continuing in the other two formats. Bilateral fifty-over series outside of World Cup years attract limited attention.

Qualification has been through its own cycle of experiments in response. A league-based system was tried, awarding places on the basis of results in bilateral one-day series over several years, which had the merit of giving those series meaning. It was discontinued after a single cycle, largely because the bilateral calendar it depended on was itself being eroded by franchise cricket. That is the trap in miniature: the fix for the format's irrelevance depended on the fixtures the format's irrelevance was destroying.

There is still a case for fifty overs, and it is a structural one rather than a nostalgic one. The format is long enough for an innings to have phases, for a collapse to be recoverable, for a spinner to bowl a losing spell and then a winning one, and for a chase to be built rather than merely attempted. It is short enough to finish in a day and produce a result. T20 removes the middle of an innings entirely. Tests remove the deadline. Fifty overs is the only format in which a side can be dismantled and rebuild itself in front of you, and that is not a small thing to lose.

The tournament itself has not lost its position. Every edition since 2011 has produced a final worth remembering, the 2023 competition drew enormous audiences, and it remains the event the game's history is most often measured against. What has changed is that the World Cup can no longer assume the format around it is healthy. For most of its life, the fifty-over game was ordinary cricket and the World Cup was its summit. Now the World Cup is increasingly the reason the fifty-over game continues to exist at all, and a format that survives on one event every four years is one scheduling decision away from trouble. The tournament's own results and records are collected on the 50-over World Cup pages.

What to watch for in the next edition

The ICC has committed to expanding again, with fourteen teams scheduled for the 2027 tournament, to be hosted in southern Africa, and the same number for the edition after it. That returns the competition to roughly the size it was in the 2000s, which suggests the ten-team experiment is being treated as a mistake rather than a refinement.

Fourteen teams cannot play a single round robin, so the format has to go back to groups, and everything interesting about the next tournament is a consequence of that. Five things are worth checking the moment the playing conditions and the schedule are published, because between them they determine what kind of competition it will be.

How many matches a side is guaranteed. Divide the field into groups and count. That number is the whole argument. A guarantee of six matches is a different tournament from a guarantee of nine, both for a major side that can now be eliminated early and for a smaller one that now has a stage.

How many teams come out of each group, and into what. A second stage that carries points forward is the Super Six again, and it will be just as hard to read. A straight quarter-final is clean and puts every group winner one bad day from elimination.

The tiebreak. Net run rate rewards thrashing weaker sides and quietly punishes any team that wins a close match it should have won comfortably. Head-to-head rewards beating the teams you are level with. The choice between them changes how a captain plays the last ten overs of a match already won, and it will decide at least one qualification place.

Whether the associate route is real. Count the places available through the global qualifier rather than the places in the tournament. Fourteen teams with twelve of them pre-qualified is not an expansion.

The conditions and the toss. Southern African venues vary considerably in altitude, and altitude changes how far the ball carries and how much it moves in the air. Watch what the toss is worth across the first week of matches at each ground, and whether captains are choosing the same thing every time. If they are, the tournament has a problem the format cannot fix.

The rest of the game's history, formats and figures are collected in the cricket archive.