They could be argued that they were an ally because they did nothing to stop it and they refused emmigration to the Jews in the late 1930's and the early 1940's.
But it would be going too far to call the USA an ally to the Holocaust.
The Americans did not win the Holocaust. No one won the Holocaust.
techmseh
no they did not the Americans did.
1778
France
1778
The Battle of Saratoga.
you will find it
no, closer to a genocide
americans
They felt they both had had similar experiences with prejudice.
The Americans' defeat the British at Saratoga ,New York, and convinces France to aid them.