The 2026 World Cup began where World Cup history lives. On 11 June 2026, Mexico faced South Africa at Estadio Azteca in Mexico City, the stadium that hosted the finals of 1970 and 1986 and the opening match of the first 48-team, 104-match tournament. Mexico won 2-0, giving the home crowd exactly the start they wanted and setting the tone for a tournament that would stretch across 16 cities in three countries over the following five weeks.

The Azteca's place in history made the occasion bigger than an ordinary opener. It became the first stadium ever to host matches at three different men's World Cups, a record no other ground can claim. For Mexico, opening the tournament at home carried both privilege and pressure: the hosts of a World Cup are expected to win their first game, and the Azteca crowd, one of the loudest and most demanding in world football, made that expectation felt from the first whistle. South Africa, meanwhile, arrived as underdogs with a reputation for organisation and pace on the break.

Mexico handled the occasion the way experienced tournament hosts do. They controlled the tempo, used the width of the Azteca pitch, and did not allow South Africa's counter-attacking threat to settle into the game. The 2-0 scoreline was comfortable without being spectacular, which is often the mark of a good opening performance: three points banked, no injuries to key players, and a crowd sent home happy. For South Africa, the defeat was a setback but not a disaster in a 48-team format where third place in the group could still be enough to reach the round of 32.

The opener also set the tournament's logistical template. Mexico City's altitude, famously around 2,240 metres above sea level, was a talking point before kick-off, and the Azteca's size and history made it a natural choice for the opening ceremony and the first match. Fans who travelled for the opener discovered the same lessons that would repeat across the tournament: arrive early, plan transport around stadium security perimeters, and treat the host city name as a region rather than a precise location, since several stadiums sit outside the city centre they are named for.

Looking back, Mexico 2-0 South Africa now reads as the calm before a chaotic tournament. Within days, Cape Verde were holding Spain, Germany were being humbled, and the expanded format was producing shocks at a rate of roughly one every four games. The opener itself, though, did its job perfectly. It gave the hosts a win, gave the Azteca another chapter in its unmatched World Cup story, and launched 104 matches that ended, 39 days later, with Spain lifting the trophy at MetLife Stadium. Few opening matches carry that much history before a ball is kicked, and fewer still live up to it.

Opening matches carry a special pressure that is easy to underestimate. Host nations are expected to win, the eyes of the world are watching, and a bad start can define a whole tournament. Mexico's 2-0 win avoided all of that: it banked three points, settled the nerves of a young squad, and gave the home fans a night to remember at a stadium that has now hosted World Cup matches in three different centuries of the competition's history, from 1970 through 1986 to 2026. Not every host has managed it, Qatar lost their opener in 2022, the first host ever to do so, which makes Mexico's composed performance look even better in hindsight. The Azteca did what the Azteca always does: it staged history, and this time it gave the hosts the perfect start.