Igor Sikorsky First Successful Single-Rotor Helicopter Flight, May 24, 1940

An Italian submarine torpedoes and sinks the Greek cruiser Elli at Tinos harbor during peacetime, marking the most serious Italian provocation prior to the outbreak of the Greco-Italian War in October. Date: August 15, 1940 Read more on Wikipedia → 📅 Other events on August 15 📅 Events on this day in 1940 📅 On This…

World War II: The British armed merchant cruiser HMS Jervis Bay is sunk by the German pocket battleship Admiral Scheer. Date: November 5, 1940 Read more on Wikipedia → 📅 Other events on November 5 📅 Events on this day in 1940 📅 On This Day (Today) More events from 1940French Armistice with Nazi Germany Takes…

Three trains on the Nishinari Line; present Sakurajima Line, in Osaka, Japan, collide and explode while approaching Ajikawaguchi Station. One hundred and eighty-one people are killed. Date: January 29, 1940 Read more on Wikipedia → 📅 Other events on January 29 📅 Events on this day in 1940 📅 On This Day (Today) More events…

The Central Committee of the Mongolian People's Revolutionary Party elects Yumjaagiin Tsedenbal as General Secretary, marking the beginning of his 44-year-long tenure as de facto leader of Mongolia. Date: April 8, 1940 Read more on Wikipedia → 📅 Other events on April 8 📅 Events on this day in 1940 📅 On This Day (Today)…

World War II: RMS Lancastria is attacked and sunk by the Luftwaffe near Saint-Nazaire, France. At least 3,000 are killed in Britain's worst maritime disaster. Date: June 17, 1940 Read more on Wikipedia → 📅 Other events on June 17 📅 Events on this day in 1940 📅 On This Day (Today) More events from 1940France…

World War II: After a brief lull in the Battle of France, the Germans renew the offensive against the remaining French divisions south of the River Somme in Operation Fall Rot ("Case Red"). Date: June 5, 1940 Read more on Wikipedia → 📅 Other events on June 5 📅 Events on this day in 1940…