1. In 1854, the Kansas-Nebraska Act was signed into law, which allowed for the possibility of slavery in Kansas, leading to the conflict known as Bleeding Kansas.

2. In 1868, the Atchison, Topeka, and Santa Fe Railroad was completed in Kansas, connecting it to the rest of the country and significantly boosting the state's economy.

3. In 1916, the Great Bend tornado struck Kansas, causing widespread damage and killing 11 people.

4. In 1958, the National Teachers Hall of Fame was established in Emporia, Kansas, to honor and recognize outstanding educators.

5. In 2013, two Kansas City Royals pitchers, Greg Holland and Kelvin Herrera, combined for an immaculate inning in a game against the St. Louis Cardinals, striking out three batters on nine pitches.