The United States wasn't involved until later in the war. They didn't join until after Pearl Harbor in 1941 (December 7). Then the US was focused mainly on Japan but later became involved with liberating Jews from concentration camps. This was their primary role during the Holocaust. So to sum it up, the US was one of the main liberators of camps during the holocaust.
He was the leader of Germany and the one who masterminded the Holocaust.
The SS carried out the Holocaust and the SS officers obviously played a key role in organizing it.
It created and operated it.
Hitler was the the dictator (boss) of Germany and was responsible for the Holocaust.
The average, ordinary Germans did not play an active part in the Holocaust.
During the Holocaust, Americans had a role in liberating concentration camps and fighting with the Allies.
They ended the Holocaust. It was the Axis who had a role in it.
Hitler didn't have a youth role in the Holocaust. He was an adult at the time. His role as leader of Germany was central, of course.
He was the leader of Germany and the one who masterminded the Holocaust.
very little, they were a precursor to the Holocaust.
The Holocaust gave Zionism an increased support.
The Nuremberg trials were post Holocaust.
Great Britain was a bystander in the Holocaust.
The SS carried out the Holocaust and the SS officers obviously played a key role in organizing it.
It created and operated it.
The Holocaust was not the fault of the US! It is sometimes said that the US and their Allies did not do much (or anything) to stop the Holocaust. See the related question.
Hitler was the the dictator (boss) of Germany and was responsible for the Holocaust.