A work visa.
Brancero program
General Confederation of Workers - Mexico - was created in 1921.
New Mexico
The United States (1848) and temporarily, France (1864).
Provided exploration routes to México and other parts of america
The Farm Workers during WW II were sent from Mexico The Farm Workers during WW II were sent from Mexico
Farming.
59 pesos a day
Yes, provided you have a passport (flying into Mexico) or an ID/birth certificate (entering by land into Mexico).
Follow the links provided.
I guess you mean underage workers. Most of them are from 8 to 14 years old.
They were farm workers from Mexico.