1. In 1835, the Consultation of Texas began in Columbia, Texas, marking the first attempt to form a provisional government in the state. The consultation ultimately led to the drafting of the Texas Declaration of Independence and the start of the Texas Revolution.

2. On September 25, 1869, the first rail line linking Houston and Galveston, Texas, was completed. The Galveston, Houston and Henderson Railroad Company's inaugural journey was attended by many prominent Texans, including former Governor Sam Houston.

3. In 1883, the University of Texas at Austin opened its doors for the first time on September 25. The inaugural class consisted of just eight students, but the university has since grown to become one of the largest and most prestigious universities in the country.

4. On September 25, 1905, the Spindletop oil field was discovered near Beaumont, Texas. The discovery of the massive oil reserve marked the beginning of the Texas oil boom, which led to a major economic and population boom in the state.

5. In 1961, the first meeting of the Conservative Coalition took place in Dallas, Texas, on September 25. The coalition was a political alliance between conservative Democrats and Republicans that sought to promote conservative policies and limit the power of the federal government. The coalition continued to hold regular meetings until the mid-1990s.