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The United States of America joined in the World War II after 7th of December, 1941; the day on which it's Pearl Harbor was attacked. Prior to this America had stayed away from the war and wasn't a part of either the Allied or the Axis powers. However, when Japan destroyed almost the entire American navy with a surprise bombing of Pearl Harbor which was of its primary naval bases, the U.S joined in fighting along side France and Britain.
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∙ 13y ago
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What was the longest war the US has ever entered?
The longest war the United States ever entered was the Vietnam War.
In which year did America enter World War 1?
The US entered World War 1 on April 6, 1917. The war ended about one and a half years later.
Did the us enter world war 1 early or late?
The US entered when it declared war on Germany on April 6th 1917. So they entered late.
Which country has fought in the world war 1 or 2?
The US entered WW1 in 1917. The US entered WW2 in 1941.
What year did the us enter the world war 2?
The United States entered World War II after the Japanese attack on Pearl Harbour on 7th December 1941. The US declared war on the following day, 8th December 1941.
What year did the US entered world war 1?
1917 smart
What was the year the US entered world war 2?
1941
What was the year that russia withdrew from world war 1 the same year the US entered war?
1917.
What are the causes of the US entry into Wolrd War 1?
Un-restricted submarine warfare. If it wasn't for that, the US would not have entered the war. As it was, the US was only in it for a year anyway...it ended in 1918 (the US entered the war in 1917).
What year did the us and Canada become allies with World War 2?
As soon as the US entered the war in December 1941
What was the month and year the US entered World War 1?
April 1917
What year did the US enter Wolrd War 2?
1909 to 1944 The US entered World War 2 in December of 1941.
What date US entered World War 1?
The US entered the war on April 6,1917
When did the US go to War World 1?
The US entered World War 1 on April 6, 1917. It remained in the war until it ended about a year and a half later.
Why did the allies embark on the war in 1917?
The allies entered the war in 1914; the US entered the war in 1917.
For a year after the US entered the war German U-boats successfully operated throughout?
the Atlantic Ocean.
What was the longest war the US has ever entered?
The longest war the United States ever entered was the Vietnam War.
