What event finally caused the united states to enter world war i?

50 do you think civilian (nonmilitary) control of the military is an important part of u.s. democracy? why or why not? what are the advantages to this system? are there disadvantages?

Why did some states believe they had the power to overturn federal laws?

How did the phillips brothers expand their businesses? by selling it to other businessmen by changing their source product by merging their companies by acquiring government support