During world war ii, the united states assisted jews in europe who were threatened by nazi policies by

The US joined the allied forces to defeat the Nazis and liberate the Jews. During the war the US sent the Red Cross to provide aid to improsoned and oppressed Jews. Red Cross officials were even sent to inspect the Warsaw Ghetto before the famous uprising, however, the Nazis his the terrible conditions and make it seem like the Jews had a decent living situation

Marshall plan is the answer.