The First Great Migration (1910-1940) had Black southerners relocate to northern and midwestern cities including: New York, Chicago, Detroit, and Pittsburgh. When the war effort ramped up in 1917, more able bodied men were sent off to Europe to fight leaving their industrial jobs vacant.
B. industrial job availability was not a cause of the Great Migration.
The driving force behind the mass movement was to escape racial violence, pursue economic and educational opportunities, and obtain freedom from the oppression of Jim Crow. The Great Migration is often broken into two phases, coinciding with the participation and effects of the United States in both World Wars.
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