WHAT ALL HAPPENED APRIL TO SEPTEMBER 1941
Find out what all happened April to September 1941

World War II: German troops enter Athens. (27. April 1941)

World War II: German troops reach Leningrad, leading to the siege of Leningrad. (22. August 1941)

World War II: the Battle of Crete ends as Crete capitulates to Germany. (1. June 1941)

Emperor Haile Selassie returns to Addis Ababa, Ethiopia; the country commemorates the date as Liberation Day or Patriots' Victory Day. (5. May 1941)

World War II: The German battleship Bismarck is sunk in the North Atlantic killing almost 2,100 men. (27. May 1941)

Romanian governmental forces, allies of Nazi Germany, launch one of the most violent pogroms in Jewish history in the city of Iaşi, (Romania), resulting in the murder of at least 13,266 Jews. (27. June 1941)

World War II: Concerned that Reza Pahlavi, the Shah of Iran, is about to ally his petroleum-rich empire with Nazi Germany, the United Kingdom and the Soviet Union invade Iran in late August and force the Shah to abdicate in favor of his son, Mohammad Reza Pahlavi. (16. September 1941)

World War II: The Axis powers in Europe establish the Independent State of Croatia from occupied Yugoslavia with Ante Pavelić's Ustaše fascist insurgents in power. (10. April 1941)

World War II: The Kingdom of Yugoslavia surrenders to Germany. (17. April 1941)

World War II: The Wehrmacht razes the Greek village of Kandanos to the ground, killing 180 of its inhabitants. (3. June 1941)

World War II: Beirut is occupied by Free France and British troops. (7. July 1941)

A Pact of neutrality between the USSR and Japan is signed. (13. April 1941)

Following the coup d'état against Iraq Crown Prince 'Abd al-Ilah earlier that year, the United Kingdom launches the Anglo-Iraqi War to restore him to power. (2. May 1941)

Nazi troops massacre Polish scientists and writers in the captured Ukrainian city of Lviv. (4. July 1941)

World War II: U.S. forces land in Iceland, taking over from an earlier British occupation. (7. July 1941)

The Holocaust: Karl Fritzsch, deputy camp commandant of the Auschwitz concentration camp, experiments with the use of Zyklon B in the gassing of Soviet POWs. (3. September 1941)

World War II: Serbian paramilitary forces defeat Germans in the Battle of Loznica. (31. August 1941)

World War II: a German submarine makes the first attack against a United States ship, the USS Greer. (4. September 1941)

World War II: Rudolf Hess parachutes into Scotland to try to negotiate a peace deal between the United Kingdom and Nazi Germany. (10. May 1941)

Charles Lindbergh's Des Moines Speech accusing the British, Jews and the Roosevelt administration of pressing for war with Germany. (11. September 1941)