1. Kansas Becomes a State: February 28, 1861, was a historic day for Kansas as it was officially admitted to the Union as the 34th state. Kansas had been involved in a long-running struggle for statehood due to its stance on slavery.

2. Building of the Grinter Place: The Grinter Place, located in Wyandotte County, Kansas, was built on February 28, 1857. The house was built by Moses and Rebecca Grinter and is now a museum that showcases the history of the region.

3. The First Kansas Infantry: The First Kansas Infantry was organized and mustered into service on February 28, 1862, during the American Civil War. The regiment was one of the first to be formed in Kansas and played a key role in several battles.

4. Establishment of the Kansas Human Rights Commission: On February 28, 1985, the Kansas Human Rights Commission was established by the state legislature. The commission works to ensure that equal opportunity and civil rights are upheld in Kansas.

5. Wichita State University Joins NCAA: On February 28, 1948, Wichita State University's basketball team, known as the Wheat Shockers, was admitted to the National Collegiate Athletic Association (NCAA). The team went on to become a powerhouse in college basketball, including reaching the Final Four in 1965.