1. In 1870, the Texas constitutional convention began meeting in Austin to revise the state's constitution, which had not been updated since before the Civil War.
2. The Battle of Lipantitlán occurred on January 22, 1836, during the Texas Revolution. Approximately 100 Texans, led by James W. Fannin, attacked a Mexican force of 330 soldiers at Lipantitlán Mission, but were ultimately defeated.
3. On January 22, 1901, the Spindletop oil field was discovered near Beaumont, Texas. This discovery marked the beginning of the Texas oil boom and transformed the state's economy in the early 20th century.
4. In 1973, the landmark Roe v. Wade Supreme Court decision legalized abortion nationwide. The case was brought by "Jane Roe," a pregnant woman from Texas who challenged the state's restrictive abortion laws.
5. The Texas Rangers were officially established on January 22, 1836, just one day after the Battle of Gonzales marked the beginning of the Texas Revolution. The Rangers were originally tasked with protecting settlers from Native American raids, but later became a legendary law enforcement agency known for their tough, fearless tactics.