World War II defense boom pulls migrants west
Labels: World War, Southern California, Defense industryIn 1940, the U.S. began a rapid buildup for World War II, expanding aircraft, shipbuilding, and other defense production in Southern California. These jobs, along with military-related growth, became a major pull factor for African Americans leaving the Jim Crow South. This marked the opening stage of a large migration stream into the Los Angeles region during the broader Second Great Migration.