Chihuahua: 1928 - 1929: Marcelo Caraveo (1928-1929), Luis L. León (1929), Francisco R. Almada (1929), Luis L. León (1929), Francisco R. Almada (1929-1930)
June 21 – Cristero War: The Mexican government and Archbishop Leopoldo Ruiz y Flóres sign an agreement which allowed worship to resume in Mexico and granted three concessions to the Catholics, bringing an end to the Cristero War.