The Mexican Catholic Church, or Catholic Church in Mexico, is part of the worldwide Catholic Church, under the spiritual leadership of the Pope, his Curia in Rome and the national Mexican Episcopal Conference. According to the Mexican census, Roman Catholicism is the dominant religion in Mexico, practiced by 77.7% of the population in 2020. A Statistica survey suggests this number could be lower, suggesting Catholics could make up only 72% of the nation.

The National Action Party is a conservative political party in Mexico founded in 1939. The party is one of the main political parties in Mexico, and since the 1980s has had success winning local, state, and national elections.