Sinking civilian ships without warning (un-restricted submarine warfare).
They were attacked on US soil.
The US itself was responsible for its decision to enter the war.
The US was attacked.
The US felt Europe should handle Europe's problem.
they built a big and successful navy/army before goting to war
The war was now a WORLD war.
They were attacked on US soil.
they guns
the pacifists
puto
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.
The US itself was responsible for its decision to enter the war.
The World, in the form of the United Nations, sent the US to Korea.
The U.S. entering world war 2 is so important because it lead to Germany being defeated again.
The US was attacked.
Pearl Harbour
because were idiots son!