What was the great migration and when did it take place?

The term "great migration" usually referred to the movement of 6 million blacks from the rural South to the cities in the North and West . The dates are 1916 to about 1960. The results varied somewhat. bit in general, the cities changed greatly. The whites people moved to the suburbs, the inner cities decayed, the schools declined, gangs appeared, unemployment and violent crime became common and the elected officials lobbied for more federal money and social programs.