[Pearls Before Swine]

Like the way the Communists use the blacks to agitate and cause disruption to the American way of life.

Lenin observed that the Blacks in America were the most violent, the most dis-satisfied, and arguably the most oppressed at that time. He said that they would be the vanguard of the revolution, a comment duly noted by professional agitator and conman Van Jones.

[Beowulf9]

Weather Underground flat out named this as their plan.