1778 – Washington’s troops finally leave Valley Forge.
1875 – Formal opening of US Marine Hospital at Presidio in San Francisco.
1897 – Wee Willie Keeler’s 44 game hitting streak ends.
1910 – Father’s Day celebrated for 1st time (Spokane, Washington)
1923 – Comic Strip “Moon Mullins” debuts.
1931 – 1st photoelectric cell installed commercially West Haven, Connecticut.
1934 – Federal Communications Commission (FCC) created.
1941 – US President Franklin Roosevelt signs the Two Ocean Navy Expansion Act.
1944 – World War II: First day of the 2 day Battle of the Philippine Sea, US naval forces defeat Japanese fleet.
1947 – 1st plane (F-80) to exceed 600 mph – Albert Boyd, Muroc, California.
1961 – US Supreme Court struck down a provision in Maryland’s constitution requiring state office holders to believe in God.
1964 – Civil Rights Act of 1964 passes 73-27.
1970 – Jim Bouton’s controversial “Ball Four” is published.
1978 – Garfield, created by Jim Davis, 1st appears as a comic strip.
1981 – Boeing commercial Chinook 2-rotor helicopter is certified.
1987 – Supreme Court rules school teaching evolution need not teach creation.
1989 – Barry Switzer resigns as head coach of Oklahoma’s football team.
1994 – Detroit Tigers tie record of hitting HRs in 25th consecutive games.
1999 – At about 4:30 pm, Author Stephen King is hit by a car on the shoulder of Route 5, in Lovell, Maine. He would suffer numerous injuries, including a collapsed right lung, multiple fractures of his right leg, scalp laceration and a broken hip.
2017 – Russia warns the US it will target US and allied aircraft over Syria after US fighter shoots down Syrian warplane.