Faces of a divided island

Updated 3:22 PM ET, Wed April 13, 2016

Santo Domingo, Dominican Republic (CNN)The anti-immigrant rhetoric on the radio, in shops and in the streets is familiar:

The influx from our poorer neighbor is overwhelming. They steal jobs. They are dangerous. They take advantage of our laws.
So is the counterweight:
They are seeking better lives. They do the labor-intensive jobs locals won't. They contribute to the economy.
This isn't about building a wall on the U.S.-Mexico border or deporting undocumented Central American immigrants. It's an argument taking place 700 miles off the coast of Miami on the island of Hispaniola, home to the Dominican Republic and Haiti -- two nations divided by history as much as a border.
It's an uneasy coexistence for countries whose intertwined histories of colonization, conquest and racism over the centuries have left deep wounds.
    In recent years, controversial court rulings and laws have renewed tensions in the Dominican Republic.
    Hundreds of thousands of Dominicans of Haitian descent were stripped of their citizenship and forced to prove they were born here. Hundreds of thousands more who are undocumented immigrants have been forced to register with the government.
    In a political fight with arguments similar to the debate in the United States, the immigration hard-liners won. Last year I traveled across the Dominican Republic and Haiti to