Lascaux Cave Paintings Discovered in France, September 12, 1940

World War II: In the Le Paradis massacre, 99 soldiers from a Royal Norfolk Regiment unit are shot after surrendering to German troops; two survive. Date: May 27, 1940 Read more on Wikipedia → 📅 Other events on May 27 📅 Events on this day in 1940 📅 On This Day (Today) More events from…

World War II: Operation Weserübung: Germany invades Denmark and Norway. Date: April 9, 1940 Read more on Wikipedia → 📅 Other events on April 9 📅 Events on this day in 1940 📅 On This Day (Today) More events from 1940World War II: Luftwaffe Firebombs London, Killing Civilians, December 29, 1940Paul Creston’s Saxophone Sonata Premiered…

Vidkun Quisling seizes power in Norway. Date: April 9, 1940 Read more on Wikipedia → 📅 Other events on April 9 📅 Events on this day in 1940 📅 On This Day (Today) More events from 1940German 2nd Panzer Captures Boulogne-sur-Mer, Battle Ends May 25, 1940World War II: Germany Renews Battle of France Offensive, June…

Martin Kamen and Sam Ruben discover carbon-14. Date: February 27, 1940 Read more on Wikipedia → 📅 Other events on February 27 📅 Events on this day in 1940 📅 On This Day (Today) More events from 1940Arson Attack Kills Five at Flamman Offices in Luleå, March 3, 1940World War II: First British RAF Bombing…

Acting on the orders of Soviet leader Joseph Stalin, NKVD agent Iosif Grigulevich orchestrates an unsuccessful assassination attempt on exiled Russian revolutionary Leon Trotsky in Coyoacán, Mexico. Date: May 24, 1940 Read more on Wikipedia → 📅 Other events on May 24 📅 Events on this day in 1940 📅 On This Day (Today) More…