Leopold Ephraim, born in Chulm, Prussia (now Poland) on April 16, 1850, left Europe for America in 1869 to avoid military service for Russia.

Overwhelmed by a surge in illegal immigration, especially by unaccompanied children, the U.S. government has launched a $1 million international media campaign warning families in Central America that it's best to stay at home.

WASHINGTON – Homeland Security Secretary Jeh Johnson acknowledged Tuesday that Arizona officials should have been notified before hundreds of immigrant children and families were shipped to Nogales for processing – instead of learning about it in news reports.

A proposed route for a southern Arizona pipeline to take natural gas to Mexico is being criticized as damaging to the desert environment and opening a new route for smugglers and immigrants illegally entering the country.

As border security has tightened, drug cartels have turned to tunneling beneath the ground to avoid detection.

U.S. authorities have detained eight activists who asked to be allowed to re-enter the United States from Mexico on humanitarian grounds in a protest against American immigration policies.

A group of influential U.S. senators shaping and negotiating details of an immigration reform package vowed Wednesday to make the legislation public when Congress reconvenes next month as negotiations reopened between union workers and business groups over visas for low-skilled workers.

U.S. Homeland Security Secretary Janet Napolitano will be in southern Arizona this week to see security operations at the border.

A man who bought two rifles found at the scene of the fatal shooting a federal agent north the Arizona-Mexico border will be sentenced Wednesday for his part in a gun smuggling ring targeted in the botched investigation known as Operation Fast and Furious.

Arizona is missing out on huge economic opportunities by not reaching out to its southern neighbor, owners of businesses near the Arizona-Mexico border say, and that message hasn't been taken seriously by state lawmakers.