What was America's reason for entering World War 2?

Because Hitler wanted to take over the world.

Japan was on the Allies side in WW1.

Entering into World War 2 was the reason why we got out of the Great Depression.

The bombing of Pearl Harbor was the primary reason for USA entering WW2 The bombing of Pearl Harbor was the primary reason for USA entering WW2

Vietnam was the second hot battle of the cold war (Communism VS the free world). Korea was the first.

In ww1 the US had no real reason to fight.

Gandhi was a pacifist and didn't join up during WW2.

The war was now a WORLD war.

Britain had an agreement with France that if Poland was invaded they would both step in to help.

It was called "the Great War".

America got itslef out of the Great Depression by entering World War II. Entering the war increased the need for jobs in places such as ammunition and weapon factories. That increase in jobs is the main reason we got out of that slump.

December 8th of 1941 was the day that the United States of America entered World War 2. The reason of entering was because the bombing of Pearl Harbor.

because they whan to prevent the united state from entering the war . . to exploit mineral resources such as oil .

The U.S. entering world war 2 is so important because it lead to Germany being defeated again.

The sinking of the luistania angered Americans and congress declared war on the centeral powers

soviet union was communist country while America was democracy. Americas and Europeans was afraid that soviets force the rest of the world to communism. That is why they started the cold war that ended in 1991

World War 1 took place from 1914-1918. It was World War 2 that took place in 1939. During the Second World War, most Americans wished to remain neutral. However, when it seemed like Germany would win the war in mid 1940, many agreed on entering the war since it would become a national threat.

There are several disadvantages to the US entering World War II. The most serious concerns were that there would be many casualties and that the economic cost of the war would be enormous.

To make the world safe for democracy

There goals where to become a world power.

by joining the army as nurses

The population of Russia prior to their entering World War II was 109,300,000.

the united states entering the war

FDR wasnt opposed to entering the war however the American congress would have voted against it as they were more concerned about improving Americas economy. Also the war was in Europe so at the time it was no concern of theirs until japan attacked pearl harbour.

The greatest , most overwhelming reason, is Pearl Harbor. Because the US declared war on Japan , Germany and Italy ( Japan's allies) declared war on the US and things just went on. Of course there are many more reasons , that one is by far the greatest reason.