Question: When did the us enter the second world war in europe?
Disambiguated questions and answers: question: When did the US start funding/supplying the second World War in Europe?
With the signing of what legislation did the US start funding/supplying the second World War in Europe?
When did Roosevelt publicly confirm the "shoot on sight" order, effectively entering the US in the second world war in Europe?
When did the US officially enter the second world war in europe?
Upon what event did the US officially enter the second world war in europe?
answer: 11 March 1941
Lend-Lease Act
11 September 1941
7 December 1941
attack on Pearl Harbor
Natural Questions answer: 7 December 1941 (from the Wikipedia article "Military history of the United States during World War II")