When the United States entered World War II, the shortage of agricultural laborers spurred the federal government to initiate, in 1942, a program in which Mexican , or hired hands, were allowed into the United States to harvest crops.

Farm workers

Explanation:

In simple words, the given question related to the bracero program. Once the United States concluded the Mexican Farm Labor Agreement with Mexico on August 4, 1942, it began the Bracero policy, which consisted of a collection of legislation and international arrangements.

The deal promised proper living arrangements (sanitation, sufficient housing, and meals) for these labourers, as well as a minimum wage of 30 cents per hour, exemption from mandatory military service, and a provision that a portion of earnings will be deposited into a private savings account in Mexico.

it's not the readmission

the awenser wuold be slaves