Which person was the first us leader to send military ground troops to fight in the vietnam war?
herbert hooverlyndon johnsonjohn f. kennedydwight eisenhower

What event brought the us into wwii? what conflicts happened after the us entered the war? i know the first part of this question, i need with the second part.

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.?