- 1682
Spaniards founded the first permanent settlement near present-day El Paso. Catholic missions soon followed in east Texas.
- 1821
Texas became part of the new nation of Mexico. Stephen F. Austin brought the first Anglo-American colonists to Texas. They settled the Austin Colony in south central Texas. Several other empresarios soon brought other colonists.
- 1836
Texas declared independence from Mexico after a military confrontation. Municipalities were soon organized into counties. The Republic of Texas existed until 1845.
- 1845
United State acquired Texas as the 28th state.
- 1846-1848
Mexico declared war on the United States in an effort to reclaim Texas and other territory claimed by both countries. Over 6,000 Texas citizens served in the Mexican-American War. Mexico gave up its claim toTexas.
- 1850
Texas relinquished its claims to Colorado, Wyoming, Kansas, and Oklahoma.
- 1861-1865
Texas seceded from the Union during the Civil War. In 1870 it was readmitted to the Union.
- 1870s
Most Indians were removed to the Indian Territory in present-day eastern Oklahoma. Some escaped to Mexico.
- 1901
The oil boom attracted many new residents.
- 1987
The oil boom collapsed.