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Because they read the Zimmerman telegram and they got mad and entered the war and the second one was because the Lusitania got blown up and about 100 citizens died
What else can I help you with?
What was a major reason the US entered world war 1 was to?
The sinking of the Lusitania was a big one.
What was one reason the US entered World War 2?
The Japanese attack of Pearl harbor
What was one of the reason the US entered the war?
please specify which war
When and why did the us enter world war2?
The reason the US entered war world 2 was that Japan had destroyed the USA's base at Pearl Harbor in Hawaii.
What date US entered World War 1?
The US entered the war on April 6,1917
What was the main reason US entered the Vietnam War?
Part of the cold war.
Why did the US hesitate to enter world war 1 and 2?
It wanted to stay isolated. It did not want to get involved into a 'European' affair. The German sinking of the Lusitania was a reason the U.S. entered Worl War I and the Japanese bombing of Pearl Harbor, Hawaii was the reason the U.S. entered World War II.
What year did the US entered world war 1?
1917 smart
What event was part of the reason of the US entered world war 2?
The bombing of Pearl Harbor was the main thing that started the war
What does the Lusitania have to do with World War I?
The sinking of the Lusitania was the reason the US finally entered into World War 1. It was torpedoed by a German U-boat. Almost 2,000 people lost their lives.
Why is Pearl Harbor significant?
The significance would have to be along these lines: 1. thousands of people were killed in a Japanese aircraft attack 2. Pearl Harbor was a major military base, which is the reasoning behind the attacks It forced the US to enter World War II
When the US entered the World War 1?
1918
