Russia said any U.S. sanctions imposed on Moscow over the crisis in Ukraine will boomerang back on the United States and that Crimea has the right to self-determination as armed men tried to seize another Ukrainian military base on the peninsula. In a telephone conversation with U.S....

An al-Qaeda breakaway group says it faces a war with rival Islamic factions who want to destroy it, describing Syria's al-Qaeda-linked branch as the "front of betrayal and treason". The statement by the Islamic State of Iraq and the Levant (ISIL) on Friday came a week after the leader...

The brutal war in Syria could grind on for a decade as Iran and Russia prop up President Bashar al-Assad's regime and jihadist groups flood the battlefield, experts warned Thursday. Assad has chosen a deliberate "Machiavellian strategy" of standing by while militant groups such as...

Saudi Arabia has formally designated the Muslim Brotherhood as a terrorist group, official Saudi television reported citing a statement by the Interior Ministry. The kingdom has also designated Nusra Front and the Islamic State in Iraq and the Levant, whose fighters are battling Syrian...