With its newfound independence, and the triumph of the republican movement, Mexico set out to diminish the Catholic Church's power within Alta California by secularizing the California missions in 1833.
In 1824, In order to promote settlement and economic activity within sparsely populated California, the Mexican government began an initiative, for Mexican and foreign citizens alike, to settle unoccupied lands in California.
San Jose was officially founded as California's first civilian settlement on 29 November 1777, as the Pueblo de San José de Guadalupe by José Joaquín Moraga, under orders of Antonio María de Bucareli y Ursúa, Viceroy of New Spain.
San Jose served as a strategic settlement along El Camino Real, connecting the military fortifications at the Monterey Presidio and the San Francisco Presidio, as well as the California mission network.
By 1845, the population of the pueblo had increased to 900, primarily due to American immigration.
Foreign settlement in San Jose and California was rapidly changing Californian society, bringing expanding economic opportunities and foreign culture.
First he chose the site for a military settlement in San Francisco, for the Royal Presidio of San Francisco, and Mission San Francisco de Asís.