WHAT ALL HAPPENED SEPTEMBER TO DECEMBER 1941
Find out what all happened September to December 1941

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

Whole territory of Estonia is occupied by Nazi Germany. (5. September 1941)

World War II: Siege of Leningrad begins. German forces begin a siege against the Soviet Union's second-largest city, Leningrad. (8. September 1941)

World War II: Holocaust in Kiev, Soviet Union: German Einsatzgruppe C begins the Babi Yar massacre, according to the Einsatzgruppen operational situation report. (29. September 1941)

World War II: The Republic of China, Cuba, Guatemala, and the Philippine Commonwealth, declare war on Germany and Japan. (9. December 1941)

World War II: The United Kingdom declares war on Bulgaria. Hungary and Romania declare war on the United States. India declares war on Japan. (12. December 1941)

World War II: Holocaust in Kiev, Ukraine: German Einsatzgruppe C complete Babi Yar massacre. (30. September 1941)

World War II: Japanese forces occupy Miri, Sarawak. (16. December 1941)

World War II: The destroyer USS Reuben James is torpedoed by a German U-boat near Iceland, killing more than 100 U.S. Navy sailors. It is the first U.S. Navy vessel sunk by enemy action in WWII. (31. October 1941)

Beginning of the National Liberation War of Macedonia. (11. October 1941)

Ground is broken for the construction of The Pentagon. (11. September 1941)

World War II: The American 19th Bombardment Group attacks Japanese ships off the coast of Vigan, Luzon. (9. December 1941)

World War II: Thousands of civilians in Kragujevac in German-occupied Serbia are murdered in the Kragujevac massacre. (20. October 1941)

1,500 Jews from Pidhaytsi (in western Ukraine) are sent by Nazis to Belzec extermination camp. (30. October 1941)

U.S. President Franklin D. Roosevelt signs a bill establishing the fourth Thursday in November as Thanksgiving Day in the United States. (26. December 1941)

World War II: Franklin Delano Roosevelt approves U.S. $1 billion in Lend-Lease aid to the Allied nations. (30. October 1941)

World War II: The aircraft carrier HMS Ark Royal sinks due to torpedo damage from the German submarine U-81 sustained on November 13. (14. November 1941)

World War II: Adolf Hitler becomes Supreme Commander-in-chief of the German Army. (19. December 1941)

Admiral Chester W. Nimitz arrives at Pearl Harbor to assume command of the U.S. Pacific Fleet (25. December 1941)

World War II: Poland declares war on the Empire of Japan. (11. December 1941)