Cold War: After a series of economic retaliations against one another, the United States severs diplomatic relations with Cuba.
The Chicago Freedom Movement, co-founded by Martin Luther King Jr., holds a rally at Soldier Field in Chicago at which as many as 60,000 people attend.
World War II: The Hardest Day air battle, part of the Battle of Britain, takes place. At that point, it is the largest aerial engagement in history with heavy losses sustained on both sides.
John the Fearless, Duke of Burgundy, and Louis of Valois, Duke of Orléans, agree to a truce, but Burgundy would kill Orléans three days later.
The Luttra Woman, a bog body from the Early Neolithic period (radiocarbon-dated c. 3928–3651 BC), was discovered near Luttra, Sweden.
The Roman Senate posthumously deifies Julius Caesar.
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