1. In 1635, the first public school in America was established in Boston by the Puritans. This was a significant event in Maine's history, as the state would later become home to many prestigious educational institutions, including Bowdoin College, Bates College, and Colby College.

2. On April 23, 1775, the Battle of Menotomy (also known as the Battle of Lexington and Concord) took place in Massachusetts. This battle marked the beginning of the American Revolutionary War, which would have a significant impact on Maine's future development.

3. In 1863, the state of Maine passed a law prohibiting the sale of alcohol on Sundays. This law, known as the Maine Blue Laws, remained in effect until 1935 when it was repealed due to pressure from businesses and consumers.

4. On April 23, 1912, the Titanic disaster occurred. Although the ship itself did not have any direct connection to Maine, many residents of the state were affected by the tragedy, either through personal connections to passengers or as members of the press covering the event.

5. In 1991, the Maine legislature approved the creation of Acadia National Park. Located on Mount Desert Island, this national park is one of Maine's top tourist destinations, attracting millions of visitors each year with its stunning natural beauty and diverse wildlife.