1. In 1855, the first territorial legislature of Kansas met in Pawnee. This event marked the beginning of the political history of the state of Kansas and set the stage for the struggle over slavery that would come to define the region.

2. On March 15, 1862, the Battle of New Bern took place in North Carolina. Though Kansas was not directly involved in this battle, many soldiers from Kansas fought for the Union during the Civil War and this event played a significant role in their experiences.

3. In 1883, the Atchison, Topeka, and Santa Fe Railroad Company completed construction of its main line in Kansas. This new rail link provided a crucial link between the state and the rest of the country, facilitating trade and commerce and helping to drive economic development in the region.

4. On March 15, 1933, Kansas Governor Alf Landon signed the bill that created the state's first unemployment compensation program. This program, which provided assistance to workers who had lost their jobs through no fault of their own, was seen as a major step forward in improving the lives of Kansas workers during the Great Depression.

5. More recently, on March 15, 2014, Wichita State University's men's basketball team completed an undefeated regular season with a victory over Missouri State. This marked the first time in 35 years that a Division I men's basketball team had gone undefeated in the regular season, and the historic achievement was celebrated throughout the state of Kansas.