June 28 Treaties in 1836 General Mariano Vallejo signed a peace treaty with the Wappo and Patwin tribes. Indian warriors raided ranchos and fought Mexican soldiers for years. Wappo is an Americanization of the Spanish word “guapo,” which means “brave.”  Crime in 1846 A U.S. military detachment near San Rafael was approached by three unarmed Mexicans, Jose de […]