United States declaration of war upon Germany ( 1941 ) - Wikipedia United States declaration of war upon Germany ( 1941 ) President Roosevelt signing the declaration of war against Germany. Senator Tom Connally stands by holding a watch to fix the exact time of the declaration. December 11, 1941, the United States Congress declared war upon Germany ( Pub. L. 77 -- 331, Sess. 1, ch. 564, 55 Stat. 796 ), hours after Germany declared war on the United States after the Japanese attack on Pearl Harbor. The vote was 88 -- 0 in the Senate and 393 -- 0 in the House. Text of the declaration Seventy - Seventh Congress of the United States of America ; At the First Session Begun and held at the City of Washington, on Friday, the third day of January, 1941. JOINT RESOLUTION Declaring That a State of War Exists Between The Government of Germany and the Government and the People of the United States and Making Provisions To Prosecute The Same Whereas the Government of Germany has formally declared war against the Government and the people of the United States of America : Therefore be it Resolved by the Senate and House of Representatives of the United States of America in Congress assembled, That the state of war between the United States and the Government of Germany which has thus been thrust upon the United States is hereby formally declared ; and the President is hereby authorized and directed to employ the entire naval and military forces of the United States and the resources of the Government to carry on war against the Government of Germany ; and, to bring the conflict to a successful termination, all of the resources of the country are hereby pledged by the Congress of the United States. ( Signed ) Sam Rayburn, Speaker of the House of Representatives ( Signed ) H.A. Wallace, Vice President of the United States and President of the Senate Approved December 11, 1941 3 : 05 PM E.S.T. ( Signed ) Franklin D. Roosevelt See also Kellogg -- Briand Pact United States declaration of war upon Japan United States declaration of war upon Germany ( 1917 ) United States declaration of war upon Italy German declaration of war against the United States ( 1941 ) References Jump up ^ `` Joint Resolution Declaring That a State of War Exists Between The Government of Germany and the Government and the People of the United States and Making Provision To Prosecute The Same, 11 December 1941 ''. Retrieved July 14, 2010. Jump up ^ 77th U.S. Congress. `` Joint Resolution 119 of December 11, 1941, declaration of war on Germany '' ( jpg ). U.S. National Archives and Records Administration. Retrieved March 24, 2011. ( Pub. L. 77 -- 331, 55 Stat. 796, enacted December 11, 1941 ) This World War II article is a stub. You can help Wikipedia by expanding it. This Germany - related article is a stub. You can help Wikipedia by expanding it. Retrieved from `` https://en.wikipedia.org/w/index.php?title=United_States_declaration_of_war_upon_Germany_(1941)&oldid=801067476 '' Categories : 1941 in Germany 1941 in international relations 1941 in the United States World War II documents Germany -- United States military relations Declarations of war by the United States December 1941 events 1941 documents World War II stubs Germany stubs Hidden categories : Use mdy dates from April 2016 All stub articles Talk About Wikipedia Add links This page was last edited on 17 September 2017, at 13 : 13. Text is available under the Creative Commons Attribution - ShareAlike License ; additional terms may apply. By using this site, you agree to the Terms of Use and Privacy Policy. Wikipedia ® is a registered trademark of the Wikimedia Foundation, Inc., a non-profit organization. About Wikipedia

Question: when did the us declare war on germany wwii
Answer: December 11, 1941