Here are five interesting facts about February 21 in Illinois history:

1. On February 21, 1867, the city of Springfield was hit by a massive tornado, causing significant damage and claiming several lives. The event is still considered one of the deadliest tornadoes in Illinois history.

2. In 1895, the first public demonstration of wireless telegraphy occurred in Illinois. Elisha Gray successfully transmitted a message over a distance of several miles using his wireless telegraph apparatus.

3. On February 21, 1913, the Illinois state legislature passed the Civil Administrative Code, which created a centralized state government structure. The new system consolidated departments and agencies under the direction of an appointed director, and it remains the basis of state government today.

4. On this day in 1970, the Chicago Seven trial ended with the guilty verdicts on contempt charges for five of the defendants. The trial had captured national attention and become a symbol of the cultural and political tensions of the era.

5. Finally, February 21 is also recognized as National Sticky Bun Day in the United States. While the origins of this food holiday are unclear, it is a day where many people celebrate and indulge in this delicious pastry.