(Reuters) - Islamic State militants have killed at least 24 members of the Kurdish security forces in a surprise attack in northern Iraq , Kurdish officials said, in one of the deadliest single battles for the Kurds since last summer. Three Kurdish officers reported continued clashes...

(Reuters) - German police arrested a suspected supporter of the insurgent group Islamic State (IS) who was recently in  Syria  and raided his apartment in the state of North Rhine-Westphalia, federal prosecutors said on Sunday. The 24-year-old suspect, who has German...

U.S. President  Barack Obama  will invite allies to a Feb 18 security summit in Washington, U.S. Attorney General Eric Holder announced on Sunday after meeting his European counterparts in Paris. "We will bring together all of our allies to discuss ways in which we can...

(Reuters) - Hundreds of thousands of French citizens will be joined by dozens of foreign leaders, among them Arab and Muslim representatives, in a march in Paris on Sunday in honor of the victims of this week's Islamist militant attacks. The march, which is to start at 3...