(Reuters) - Islamic State militants fighting in Iraq and Syria claimed in a video posted online on Sunday that they had beheaded American hostage Peter Kassig. The video did not show the beheading but showed a masked man standing with a decapitated head covered in blood...

(Reuters) - The United Arab Emirates has formally designated the Muslim Brotherhood and local affiliates as terrorist groups, state news agency WAM reported on Saturday citing a cabinet decree. The Gulf Arab state has also designated Nusra Front and the Islamic State, whose...

(Reuters) - Islamic State commanders are liable for war crimes on a "massive scale" in northeast Syria , where they spread terror by beheading, stoning and shooting civilians and captured fighters, U.N. investigators said on Friday. Their report, based on over 300 interviews...

(Reuters) - With Lebanon's most powerful political parties funded and often directed by regional powers, the country has for decades been affected by events in the Middle East. But extraordinary chaos is exploding around the tiny Mediterranean state and Lebanon's leaders...