How did World War I change the way of life for this group in the United States?

Explanation: In addition, the conflict heralded the rise of conscription, mass propaganda, the national security state and the FBI. It accelerated income tax and urbanisation and helped make America the pre-eminent economic and military power in the world. The war changed the economical balance of the world, leaving European countries deep in debt and making the U.S. the leading industrial power and creditor in the world. Inflation shot up in most countries and the German economy was highly affected by having to pay for reparations.

it increased the power of the king of england.