1. The infamous James-Younger Gang rode into Lexington, Missouri on May 23, 1874, where they robbed the Clay County Savings Association. This robbery helped solidify the gang's reputation as outlaws and cemented their place in Missouri folklore.

2. On May 23, 1934, Bonnie and Clyde, notorious criminals and lovers on the run, were ambushed and killed by law enforcement officers in Bienville Parish, Louisiana. Although they didn't commit any major crimes in Missouri, the duo's criminal exploits made them infamous icons of the Depression era.

3. Missouri Governor Christopher Bond signed legislation creating the state's "Show-Me State Games" on May 23, 1985. This annual event invites athletes from across the state to compete in numerous sports, including basketball, soccer, softball, and swimming.

4. Missouri native David R. Francis was inaugurated as the 20th governor of Missouri on May 23, 1889. Francis went on to serve as Secretary of the Interior under President Cleveland and was instrumental in the negotiations that led to the 1904 World's Fair in St. Louis.

5. On May 23, 1935, the state of Missouri inaugurated its first female governor, Henrietta Wells. Wells only served as governor for a few hours after the resignation of Governor Guy Park, but her brief tenure was a historic moment for women in Missouri politics.