1. The Great Fire of 1947: On August 7, 1947, the Great Fire swept across Maine, burning more than 200,000 acres of forest and destroying more than 2,000 buildings. The fire was the largest in Maine's history and resulted in 16 deaths and over $20 million in damages.

2. The Battle of the Kennebec: On August 7, 1758, during the French and Indian War, British troops led by General James Abercrombie launched an attack on Fort Carillon (later renamed Fort Ticonderoga) located on Lake Champlain. Although the British were successful in capturing the fort, it was a costly victory with 1,944 troops killed or wounded.

3. Maine admitted to the Union: On August 7, 1820, Maine became the 23rd state to be admitted to the Union following the Missouri Compromise, which allowed Maine to be admitted as a free state and Missouri as a slave state.

4. The sinking of the USS Eagle PE-56: On August 7, 1945, the USS Eagle PE-56, a World War II patrol boat, was sunk off the coast of Maine by a German submarine. Only 13 of the 62 crew members survived the attack.

5. The founding of the Rufus Porter Museum: On August 7, 2005, the Rufus Porter Museum, dedicated to the life and work of artist, inventor, and publisher Rufus Porter, opened in Bridgton, Maine. Porter was a 19th-century polymath who created a unique style of folk art, founded the magazine Scientific American, and invented a type of airship.