1. Battle of Gonzales (1835) - On October 23, 1835, the first battle of the Texas Revolution took place in Gonzales. The Mexican army attempted to retrieve a small cannon that they had given to the Texans for defense against Native Americans, but the Texans refused to return it. This event is marked as the start of the Texas Revolution.

2. Austin City Limits TV Debut (1976) - On October 23, 1976, the music television show Austin City Limits made its debut on KLRU-TV in Austin, Texas. The show has since become an iconic part of music culture, featuring performances by famous musicians from a variety of genres.

3. Texas State Fair (1886) - The first Texas State Fair opened in Dallas on October 23, 1886. The fair has since become an annual event, drawing visitors from all over the state of Texas and beyond, and featuring carnival rides, games, live music, and food.

4. Battleship Texas Commissioned (1914) - On October 23, 1914, the Battleship Texas was commissioned by the US Navy. The ship served in both World War I and World War II, and is now a museum ship moored at the San Jacinto Battleground State Historic Site near Houston, Texas.

5. First Texas Prison Break (1934) - On October 23, 1934, six inmates escaped from the Texas State Penitentiary in Huntsville, Texas. The escape was notable for its brazenness, and several of the escaped inmates remained at large for months. The incident led to a major overhaul of security procedures at the prison.