By Tom Perry BEIRUT, Sept 16 (Reuters) - Islamic State has gone underground in its Syrian stronghold since President Barack Obama authorised U.S. air strikes on the group in Syria, disappearing from the streets, redeploying weapons and fighters,...

(Reuters) - As President Barack Obama knits together an international coalition to take its campaign against Islamic State from Iraq into Syria , fighters like Ammar al-Wawi could make the difference. If he had the chance, he says. He fears that restrictions on the...

(Reuters) - Qatar has denied an accusation by Libyan Prime Minister Abdullah al-Thinni that it sent three military aircraft loaded with weapons to a Tripoli airport controlled by an armed opposition group. In a statement to Qatar's news agency (QNA), Assistant Foreign Minister...

(Reuters) - Australia became the first country to detail troop numbers and aircraft for a U.S.-led coalition fighting Islamic State militants in Iraq, as Washington drums up support for global action to counter the terrorist threat. Australia Prime Minister Tony Abbott...