1. The first automobile race in the United States was held on January 6, 1895, in Michigan. The race was organized by the Detroit Athletic Club and was a 54-mile event from Detroit to Jackson and back. It was won by Charles Duryea, who drove a car of his own design.

2. On January 6, 1919, Michigan became the first state in the nation to ratify the 18th amendment to the US Constitution, which prohibited the sale, transportation, and production of alcohol. The amendment would go on to become law nationwide, leading to the era of prohibition.

3. January 6, 1929, marked the dedication of the Ambassador Bridge, which spans the Detroit River between Detroit, Michigan, and Windsor, Ontario, Canada. At the time, it was the longest suspension bridge in the world, and it remains an iconic landmark of the Detroit skyline.

4. On January 6, 1942, the Ford Motor Company converted its massive River Rouge plant in Dearborn, Michigan, into a production facility for military vehicles and equipment for the United States war effort. The plant produced everything from tanks to airplanes and was crucial in supporting the Allied forces during World War II.

5. January 6, 1994, saw the opening of the Detroit People Mover, a one-of-a-kind, driverless elevated train that circles downtown Detroit on a 2.9-mile track. The People Mover was designed to offer a quick and convenient way for residents and visitors to get around the city's busy downtown area.