The Bunker Hill Flag, raised at the Battle of Bunker Hill

https://marcockyg325.fotosdefrases.com/birth-of-a-banner-when-and-how-the-first-american-flag-emerged

The Bunker Hill Flag, raised at the Battle of Bunker Hill, featured a blue field with a white canton and symbolizes the courage and resolve of American soldiers fighting for liberty against British forces in 1775.