01-08-1774 – Juan Bautista de Anza departs the Arizona presidio of San Ignacio de Tubac.
03-22-1774 – The expedition discovers the first overland route to California, arriving at Mission San Gabriel.
08-1774 – San Diego de Alcalá Mission is relocated five and a half miles inland to the native village of Nipaquay.
09-26-1774 – The military outpost at San Diego is formally granted Presidio status. Sergeant José Ortega escorts colonists from Baja California to San Diego Presidio.