1969: Vietnam War: Massive antiwar demonstrations occur in many U.S. cities.
1958: Ripple Rock, an underwater threat to navigation in the Seymour Narrows in Canada is destroyed in one of the largest non-nuclear controlled explosions of the time.
1949: A fire in a hospital in Effingham, Illinois, kills 77 people and leads to nationwide fire code improvements in the United States.
1945: Cold War: Yugoslav leader Josip Broz Tito signs an agreement with the Soviet Union to allow "temporary entry of Soviet troops into Yugoslav territory".
1944: World War II: Two hundred seventy inhabitants of the Greek town of Kleisoura are executed by the Germans.
1943: World War II: American bomber aircraft accidentally cause more than 900 civilian deaths, including 209 children, and 1,300 wounded among the civilian population of the Belgian town of Mortsel. Their target was the Erla factory one kilometer from the residential area hit.
1936: Tupelo-Gainesville tornado outbreak: An F5 tornado kills 233 in Tupelo, Mississippi.
1933: U.S. President Franklin D. Roosevelt signs two executive orders: 6101 to establish the Civilian Conservation Corps, and 6102 "forbidding the Hoarding of Gold Coin, Gold Bullion, and Gold Certificates" by U.S. citizens.
1915: Boxing challenger Jess Willard knocks out Jack Johnson in Havana, Cuba to become the Heavyweight Champion of the World.
1904: The first international rugby league match is played between England and an Other Nationalities team (Welsh & Scottish players) in Central Park, Wigan, England.
1900: Archaeologists in Knossos, Crete, discover a large cache of clay tablets with hieroglyphic writing in a script they call Linear B.