Why do many african-americans were eager to move west

(this is just for fun) "alexander hamilton had a torrid affair and "(hamilton reference) : )

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

Why have some historians rejected the labels bc and ad as laels for periods in world history