Written by Megan Taylor, sports reporter covering international sports since 2020
World Cup legacy questions surfaced as soon as Spain defeated Argentina 1-0 in the 2026 final, closing six weeks of football across the United States, Canada and Mexico. The expanded tournament brought new nations and supporters onto the biggest stage, but it also left FIFA facing concerns about politics, cost, heat and commercial control.
The longest men's World Cup featured 48 teams and 104 matches, testing players, travelling fans and television audiences. Yet Ferran Torres's winning goal, Folarin Balogun's red card and Norway's Viking row gave the competition a character that statistics cannot capture.
The tournament's financial pull has also revived discussion about a possible 2038 World Cup return to the United States, where ticket and hospitality demand proved exceptionally strong.
Football Gives the Tournament Its Heart
Spain's second men's title supplied the closing image, but newcomers also left their mark. Curacao became the smallest nation to qualify and scored through Livano Comenencia, while 40-year-old Cabo Verde goalkeeper Vozinha won admirers worldwide.
Lionel Messi, Kylian Mbappe, Erling Haaland and Harry Kane were among the leading figures. Spain's collective play ultimately carried the team past Argentina.
"This World Cup has not just broken all possible records, it has smashed them. It has destroyed every record," FIFA president Gianni Infantino said after the final.
The official FIFA tournament format confirms the rise from 32 to 48 teams and 64 to 104 matches. It opened more paths to qualification, although six-match days tested committed followers.
Supporters Build Connections Beyond Football
The most lasting scenes were not confined to stadiums. Palestinians watched Egypt face Argentina from the rubble in Gaza, while Lawrence, Kansas, embraced Algeria after the national team made the city its tournament base.
Dutch supporters filled streets in Texas and Boston, while Mexican fans were visible across host cities. Such scenes gave communities a shared language without suggesting sport could erase their differences.
"Small acts of sports diplomacy, particularly on a citizen-to-citizen level, add up and move mountains," Dr Lindsay Sarah Krasnoff of New York University's Tisch Institute for Global Sport said.
She warned that sport cannot quickly settle political, financial or social disputes. Iraq's first World Cup appearance since 1986 did, however, show its players and supporters outside conflict-focused overseas coverage.
Expansion Brings Revenue and Risk
The 48-team model avoided many feared mismatches, but it produced uneven games and overloaded days. With broadcast income central to FIFA, a return to 32 teams appears unlikely.
CONMEBOL has proposed a 64-team centenary tournament in 2030. FIFA has not approved it, while official 2030 host information lists Spain, Portugal and Morocco as main hosts, with matches in Argentina, Paraguay and Uruguay.
High ticket prices did not stop most venues from filling, but packed seats did not always produce domestic-league intensity. At times, the atmosphere felt closer to a Super Bowl as committed supporters were priced out.
Heat was another concern during afternoon kick-offs set for European television. Hydration breaks suited 40-degree conditions in Miami or Philadelphia, but appeared unnecessary inside air-conditioned stadiums.
Political Questions Remain Unanswered
The tournament's biggest political dispute followed Donald Trump's admission that he called Gianni Infantino about wiping Folarin Balogun's suspension. FIFA said its independent disciplinary committee followed proper procedures, but the matter remained under review after the final.
That episode raised questions about FIFA's relationship with its largest host nation. Separate fatal shootings involving Immigration and Customs Enforcement agents in Maine and Houston also formed part of the tournament's wider setting.
The football could provide escape, but it could not remove that context. "I think we've seen up close and from the front row, FIFA diplomacy at work, in a wide variety of different ways, the good, the bad and everything in between," Dr Lindsay Sarah Krasnoff said.
North America's Test Starts Now
Canada reached the round of 16 for its best men's result, backed by record viewing and attendance. The run may raise expectations in a country where football already leads participation.
"When you start seeing these top-level performances, say making it to the top 16 or coming top four or [the women's team] winning gold at the Olympics, in a sport so competitive as soccer, it has a different reckoning, I think for the audience and certainly for Canada," Dr Nicole Forrester of Toronto Metropolitan University said.
Mexico's outcome will be judged partly against co-hosting costs and social needs. The United States must retain locals attracted to football after staging most matches.
Major League Soccer and the National Women's Soccer League must turn curiosity into audiences and regular attendance. Major League Soccer will need more partnerships with the reach of Lionel Messi and Inter Miami.
Players and supporters made the 2026 World Cup memorable despite arguments over FIFA, scheduling and commerce. Its World Cup legacy rests on whether that energy strengthens North American football while difficult questions remain visible.