Where did many african americans move between 1890 and 1920?

Which of the following are details about the compromise of 1877? election results in a couple of states were in dispute and too close to call. samuel tilden would be given the win in exchange for the removal of federal troops. the presidential election was close between rutherford hayes and ulysses grant. it was agreed troops would leave the south in exchange for a hayes victory.

What happened 10 million years ago? if u answer, u get 50 ! plz answer ; -;

Which of the following cultures were among the earliest known inhabitants of north america? a) mayab) incac) anasazi d) olmec