1. On July 22, 1933, Michigan’s first state police commissioner, Roy Vandercook, was appointed by Governor William Comstock. Vandercook played a crucial role in shaping the Michigan State Police into the world-renowned organization it is today.

2. The city of Grand Rapids was officially incorporated on July 22, 1850. Named after the Grand River, the city quickly grew in population due to its location as a hub for transportation and manufacturing.

3. On July 22, 1943, a race riot broke out in Detroit that lasted three days and left 34 people dead and over 700 injured. The tensions were fueled by racial discrimination in the workplace and housing, and the outbreak of violence was one of the worst in American history.

4. Michigan’s Mackinac Bridge, one of the longest suspension bridges in the world, was opened to traffic on July 22, 1957. The bridge connects Michigan's upper and lower peninsulas and is a popular tourist destination.

5. On July 22, 1934, notorious gangster John Dillinger was gunned down by FBI agents as he left a movie theater in Chicago. Dillinger, who was born in Indianapolis but spent time in Michigan during his criminal career, was one of the most wanted men in America at the time of his death.