1. On January 22, 1897, the territorial legislature created the Oklahoma A&M College, which later became Oklahoma State University. The school has since become a major university with over 35,000 students.

2. In 1973, the World Championship Tennis finals were held in Oklahoma City, marking the first time the event had been held outside of New York City. The tournament was won by Australian player Rod Laver.

3. January 22, 1907, was the first official statehood day in Oklahoma. The event was celebrated with parades, speeches, and other festivities across the state.

4. In 1975, a massive blizzard struck Oklahoma, dumping over two feet of snow in some areas and causing widespread damage and power outages. The storm led to a state of emergency and prompted the National Guard to be called in to help with cleanup efforts.

5. On January 22, 2002, the Oklahoma City Thunder played their first ever NBA game at the Chesapeake Energy Arena. The Thunder, originally known as the Seattle Supersonics, relocated to Oklahoma City in 2008 and have since become a major sports franchise in the state.