1892 - Andrew Beard was issued a patent for the rotary engine.
1916 - Adelina and August Van Buren started on the first successful transcontinental motorcycle tour to be attempted by two women. They started in New York City and arrived in San Diego, CA, on September 12, 1916.
1935 - U.S. President Roosevelt signed the National Labor Relations Act into law. The act authorized labor to organize for the purpose of collective bargaining.
1946 - The bikini bathing suit, created by Louis Reard, made its debut during a fashion show at the Molitor Pool in Paris. Micheline Bernardini wore the two-piece outfit.
1947 - Larry Doby signed a contract with the Cleveland Indians, becoming the first black player in the American League.
1975 - Arthur Ashe became the first black man to win a Wimbledon singles title when he defeated Jimmy Connors.
1984 - The U.S. Supreme Court weakened the 70-year-old "exclusionary rule," deciding that evidence seized with defective court warrants could be used against defendants in criminal trials.
1989 - Former U.S. National Security Council aide Oliver North received a $150,000 fine and a suspended prison term for his part in the Iran-Contra affair. The convictions were later overturned.