What is the purpose of having competing political parties?

The impeachment of president clinton by the u.s. house of representatives occurred with a. virtually all republicans supporting it, while virtually all democrats opposed it b. about two-thirds of republicans supporting it and about two-thirds of democrats opposing it c. half of all democrats and half of all republicans supporting it, while half of all democrats and half of all republicans opposed it d. virtually all democrats supporting it, while virtually all republicans opposed it

How did the results of wwi benefit the u.s.?

At the beginning of the war, why was hitler allowed to continue his aggression without resistance from other european countries