Why did so many immigrants back then and poor citizens love their city bosses so much?

Why did the United States attract so many immigrants? The US attracts immigrants due to the promise of money and the American dream. ... Many pioneers who settled in Iowa came from states to the east. They came in large numbers from Ohio, Indiana, Illinois, and New York.

a system of cooperative federalism emerged, as the powers of the federal government expanded.

hey.

the answer is. b) to protect migrating native american tribes .

and, c) to protect migrating native american tribes .

hope this , if it does, consider marking me brainiest! uwu