¿Cuáles fueron los principales cambios producidos por la Revolución Industrial en la forma de vida de las personas?

How w.e.b. dubois wanted to improve the social and economic situation that existed for african americans during the early 19th century?

The holocaust of world war ii resulted in a) the nazis effectively used propaganda to gain and hold power in germany. b) ethnic regimes carried out mass devastation. c) deporting all european jews to the island of madagascar. d) the systematic mass slaughter of european jews and and others in nazi concentration camps during world war ii.

Which would be good historical evidence when studying manifest destiny?