Final answer:
The Bracero Program allowed the United States to contract with Mexican migrants to support the American agricultural and railroad industries.
Step-by-step explanation:
The Bracero Program allowed the United States to contract with Mexican migrants to support the American agricultural and railroad industries. From 1942 to 1964, approximately 4.6 million Mexican workers were brought to the U.S. under this program. They mainly worked in California, Texas, and other states to fill the labor shortage during World War II and afterward.
Learn more about Bracero Program and Mexican migrants