Why were german tribes able to attack the roman empire in the 5th century ad?

According to douglass, what does the singing of a slave communicate? how does douglass feel about slave songs? in what way is slaves singing misinterpreted by some people? .

What was significant about the 1896 supreme court rulling in plessy v. ferguson

The holocaust is associated with which conflict? question 9 options: world war i world war ii the cold war russian revolution