Spanish Colonization Cohen Avelar Ms.Freeman 7th By MrMilk 1537 Cabeza de baca reports on exploration in Texas 1619 Pineda maps Gulf of Mexico 1682 Establish first mission at Corpus Christi de la Ysleta 1685 La Salle stettles Fort St. Louis 1687 Father hidalgo caused the Spanish to be suspicious of French colonization 1690 Established the mission San Francisco de los tejas in east Texas. 1st mission in east Texas 1718 San Antonio founded 1719 East Texas missions moved to San Antonio 1720 Mission San Jose is completed in San Antonio and other missions are built