Santa Anna, California By Duma Jan 1, 1769 Expedition of Gaspar de Portola out of Mexico City Nov 1, 1776 The Mission San Juan Capistrano was stablished Feb 14, 1848 Mexican Independence Feb 14, 1848 The end of the war of Mexico to America Feb 14, 1848 Alta California became part of the United States Feb 14, 1869 Kentuckian William CLAIMED on land obtained fromthe descendets of Jose Antonio Yorba Feb 14, 1886 Santa Anna was incorporate to a city Feb 14, 1889 Santa Anna became the seat of Orange Country Feb 14, 1906 the Pacific Electric Railway from Los Angeles was extenden to Santa Anna Feb 16, 1912 The Glenn L. martin aviation company was funded in Santa Anna Feb 14, 1953 freeway open in Santa Anna Feb 16, 1980 Santa Anna was caracterized for his effort to revitalize the downtown area Feb 16, 1987 The MainPlace mall was opened