What are historical points of reference in Texas History?

Texas history is marked by several key points of reference, including the establishment of Spanish missions in the 18th century, the Texas Revolution in 1836 which led to independence from Mexico, and the subsequent annexation of Texas into the United States in 1845. The Civil War and Reconstruction era also significantly shaped Texas, as did the discovery of oil at Spindletop in 1901, which propelled its economic growth. Additionally, the Civil Rights Movement in the mid-20th century played a crucial role in shaping social dynamics in the state.