Peace at any price.
The u.s policy during the first world war was policy of isolation
The foreign weapons policy.
It was okay for us but there was a lot of fighting going on around the world at that time.
US Foreign Policy prior to US entry in World War I in 1917 was a policy of ISOLATIONISM and NEUTRALITY, with an official avoidance of heightened commerce with all parties involved in the war. However, Wilson intended to bring the US into the war on the side of the allies and covertly supported the British war effort. He did not make this official policy because entering the war would be incredibly unpopular.
dog
1914
Isolationism.
The United States suffered few casualties and was the richest nation in the world. The Soviet Union suffered enormous loss of life and damage to its cities.
The Cold War.
A major feature of American foreign policy since World War II has been deterrence. The American foreign policy has been useful in helping the country build stronger relationships throughout the world with other countries throughout the years.
it is because of how the wars started
There is no "a" foreign policy. Every national political group - especially but not exclusively states - pursues it's own foreign policy. There has been countless stances of foreign policy before, during, and since World War One. You need to be more specific for a less general answer - say, inquiring about the foreign policy stance of the United States, or Russia, or some other nation.