Question

why did usa enter the war in 1941.how did the second world war came to an end

Answer 1

Although the war began with Nazi Germany's attack on Poland in September 1939, the United States did not enter the war until after the Japanese bombed the American fleet in Pearl Harbor, Hawaii, on December 7, 1941. ... The war ended with the Axis powers' unconditional surrender in 1945.

Answer 2

Although the war began with Nazi Germany's attack on Poland in september 1939,the United States of America did not enter war until after the Japanese bombed the american fleet in Pearl Harbour,hawaii on december 7,1941.it was surprise attack of japan.the next day the US enter world war II on the side of Allied powers.