World War II: Battle of Dunkirk – In France, Allies forces begin a massive evacuation from Dunkirk, France.,
Battle of Ackia: Kingdom of Great Britain and Chickasaw soldiers repel a French colonization of the Americas and Choctaw attack on the Chickasaw village of Ackia, near present-day Tupelo, Mississippi, Mississippi. The French, under Louisiana governor Jean-Baptiste Le Moyne, Sieur de Bienville, Sieur de Bienville, had sought to link Louisiana with Acadia and the other northern colonies of New France.,
