1. The Oklahoma City bombing trial began on December 26, 1996. Timothy McVeigh and Terry Nichols were charged with 11 counts, including conspiracy to use a weapon of mass destruction and first-degree murder.

2. On December 26, 1905, the state of Oklahoma was established as the 46th state in the United States. This followed a long period of conflict and negotiation between Native American tribes, European-American settlers, and the federal government.

3. December 26, 2009, marked the beginning of a record-breaking snowstorm in Oklahoma. Over the course of the next two days, parts of the state received up to 20 inches of snow, causing widespread travel disruptions and power outages.

4. On December 26, 1935, a group of 11 Oklahoma City police officers was arrested for corruption and bribery. The officers were accused of accepting payoffs from gambling houses and bootleggers, and the scandal prompted major changes in the city's police department.

5. December 26 is also celebrated in Oklahoma as an important day for basketball. This is because two of the state's most famous basketball players were born on this day: Blake Griffin and Wayman Tisdale. Griffin is a six-time NBA All-Star and Tisdale was a three-time All-American at the University of Oklahoma before going on to play in the NBA.