Where did most African Americans migrate by 1930s?

How do you imagine life would be without the invention of the typewriter? would computers have been invented?

How and why did many southerners attempt to stop the laws congress passed?

Which of the following was used only once, to ratify the 21st amendment (repealing prohibition)? a.three-fourths of both houses of congress. b.three-fourths of the state legislature approved it. c.two-thirds of the state legislature approved it. d.ratifying conventions in three-fourths of the states approve it.