1. On September 29, 1780, the Battle of Charlotte was fought in Machias, Maine during the Revolutionary War. A British force of 400 men tried to blockade the town's port but was repelled by a colonial force of 200 men. This was the last naval engagement of the war in Maine.

2. The University of Maine was founded on September 29, 1865, in Orono. It was originally named the Maine State College of Agriculture and the Mechanic Arts and became the flagship institution of the University of Maine System.

3. On September 29, 1899, the first electric streetcar in Bangor, Maine began operation. It ran on a line that stretched from downtown to the foot of State Street Hill and was a significant development in the city's transportation infrastructure.

4. Maine's first commercial airport, the Bangor Municipal Airport, opened on September 29, 1927. It was originally located in Hermon but was relocated to its current location in Bangor in 1941.

5. On September 29, 1995, Strong National Museum of Play opened in Rochester, New York, sharing some of the Maine's history. The museum is home to the National Toy Hall of Fame, which has inducted many iconic toys, including the Maine-made game "Milton Bradley's Game of Life."