Not all Dreamers are from Mexico. Many are from El Salvador, Guatemala, Honduras, for example - extremely corrupt and violent countries. A priest told me about a woman he met at the border.  Her husband had been killed and her oldest son was the only source of income. On Fridays when he would be paid in cash, gangs would rob him. He told her he was not going to take it anymore. She begged him not to fight the gang. That Friday night he did not come home.  the next morning his dismembered body was on her doorstep. She gathered some things and her two sons She walked with her two sons from Honduras to the Mexican/U.S. border seeking refuge.