1. On June 10, 1691, Spanish missionary Alonso de León discovered the East Texas mission of San Francisco de los Tejas.
2. In 1922, the Texas State Highway Department (now TxDOT) was established on June 10th.
3. On June 10, 1940, a tornado outbreak in the states of Texas, Oklahoma, Kansas, and Missouri caused widespread damage and fatalities. In Texas alone, 15 people were killed and over 200 were injured.
4. On this day in 1988, Charles Horton, a former Texas death row inmate, was released after serving 13 years for a murder he did not commit. DNA evidence exonerated him, leading to his release.
5. In 2019, Governor Greg Abbott signed "Chaney's Law" on June 10th, named after a Texas teenager who was electrocuted while swimming in a lake near a faulty dock. The law aims to increase the safety of docks and other structures near bodies of water.