Nearly 30,000 people, including more than 250 Americans, have left their countries to join militant Islamists fighting in Syria and Iraq, many with the Islamic State, according to a congressional study of the issue released on Tuesday. The six-month study by Republicans and Democrats on...

German Chancellor Angela Merkel's popularity has dropped sharply over her handling of the refugee crisis, two polls showed on Saturday, indicating a shift in the mood in Europe's most populous country towards the record influx of new arrivals. Merkel has been accused by her allies in...

United Nations inspectors will be present with Iranian technicians as they take samples from a key military site, two Western diplomats said, undercutting an objection by U.S. Republicans to the nuclear deal between Iran and world powers. The diplomats were familiar with details...

As Europe grapples with a flood of refugees from the Syrian war and the pope urges Catholics to help them, the U.S. government may lack the political appetite to offer American soil as a safe haven to more than the current trickle of Syrians. Refugee and immigrant groups had...