November 26 has witnessed many significant events in Illinois history. Here are five interesting facts about this day:

1. The Illinois Territory was established on November 26, 1809, by an act of Congress. The territory covered an area that included present-day Illinois, as well as parts of Wisconsin, Michigan, and Minnesota.

2. On November 26, 1832, the Black Hawk War officially ended with the signing of a peace treaty between the United States and the Sauk and Fox tribes. The war, which had been fought primarily in Illinois and Wisconsin, resulted in the defeat of the Native American forces and the forced removal of their people to reservations in Iowa.

3. Susan La Flesche Picotte, the first Native American woman to become a licensed physician in the United States, was born on November 26, 1865, in the town of Walthill, Nebraska. Though not born in Illinois, she was the daughter of a prominent Omaha Indian chief who was a regular visitor to the state.

4. The deadliest tornado outbreak in Illinois history occurred on November 26, 1925. The outbreak, which included more than two dozen tornadoes, killed 27 people and caused widespread damage across the state.

5. The first recorded radio broadcast of a college football game took place on November 26, 1921, when the University of Illinois played the University of Chicago at Stagg Field in Chicago. The game was broadcast on the Chicago Daily News station and heard by thousands of listeners across the country.