Because the American people where scared that if they gave people that much power over them, like there would be in a strong central government, then the same tyranny that happened with King George and Great Britain, would happen again in their own government.
Mussolini believed the fascist government would help him achieve his goals as long as he ruled. You see a fascist government is a government under one power or man. So, Mussolini knew that if he ruled a fascist government he would be able to do whatever he wanted to do essentially because there was no democracy.
He believed if he forced the Natives, there would be no 'parntership' between them.
Answer:
Europeans/White people
Explanation:
If it wants an even further answer you could be more specific and describe the different groups of Europeans ie. Aryans, Celts, Fins etc.