Many Undocumented Immigrants Are Departing After Decades in the U.S.

In August 2021, more than three decades after sneaking across the southern border as young adults to work and support their families in Mexico, Irma and Javier Hernandez checked in at La Guardia Airport for a one-way flight from New York to Oaxaca. They were leaving behind four American children, stable jobs where they were valued employees and a country they had grown to love.

But after years of living in the United States without legal status, the couple had decided it was time to return to their homeland. Ms....