1. In 1899, Michigan became the first state to pass a law regulating the automobile industry. The law required motor vehicles to be registered with the state and mandated a speed limit of 12 miles per hour.

2. On July 10, 1913, the Ford Motor Company introduced the first moving assembly line for automobile production at their plant in Highland Park, Michigan. This revolutionary method of manufacturing greatly increased efficiency and productivity, leading to mass production of affordable automobiles.

3. In 1936, the Traverse City State Park officially opened to the public on July 10. It is located on the shores of Lake Michigan and includes over 400 acres of forests, beach, and dunes.

4. In 1962, a massive tornado outbreak swept across Michigan, Ohio, and Indiana on July 10-11. The outbreak included 34 tornadoes, which killed 29 people and caused extensive damage to homes and businesses.

5. On July 10, 1981, the first Michigan State Fair to be held in Novi opened its gates to the public. The fair, which celebrates Michigan agriculture and industry, features rides, games, food, livestock exhibits, and entertainment. It is still held annually in late summer.