Answer:
The Spanish Missions in Texas comprise a series of religious outposts established by Spanish Catholic Dominicans, Jesuits, and Franciscans to spread the Catholic doctrine among area Native Americans, but with the added benefit of giving Spain a toehold in the frontier land.
Step-by-step explanation:
Native Americans did not want to be converted to Catholicism. The Plains tribes resented the missionaries and their intrusion on their hunting grounds.