Short answers, pulled from the story.
The first football federation in Mexico created the Campeonato de Primera Fuerza in 1922. This amateur league operated until 1943 and featured teams mostly from Mexico City.
Asturias finished as the first champions in history during the inaugural professional season that began in 1943. The league started with ten founding clubs and changed its name multiple times over the decades.
América holds sixteen titles, making them the most successful club in league history. Their winning years span from 1965 through Apertura 2024 while Guadalajara and Toluca follow closely with twelve titles each.
The Court of Arbitration for Sport ruled on the 4th of September 2025 that relegation would return for the 2026, 27 season. Clubs must now meet specific infrastructure requirements to avoid automatic demotion following a lawsuit filed in May 2025.
The league averages twenty-five thousand five hundred fifty-seven spectators per match during the 2014, 15 season. It ranks third among professional sports leagues in North America by attendance figures and draws the largest crowds on average of any football league in the Americas.