When the U.S. military targeted Islamic State commander Maher al-Agal with a drone strike in northern Syria in July, there was little chance it would miss. The reason? Revenge. With Islamic State’s last battle-hardened forces holed up in remote areas, the United States is turning to the aid of tribesmen …

The Islamic State group killed six U.S.-backed Syrian fighters in eastern Syria saying on Monday that the killing was in retaliation for an ongoing operation inside a sprawling camp housing tens of thousands of family members of the extremist group. The IS-linked Aamaq news agency released a video showing the …

An explosion caused by an improvised device killed six Yemeni separatist fighters on Monday during an anti-jihadist sweep in the south of the war-ravaged country, security sources said. “Four Yemeni soldiers were killed and six others wounded in an IED explosion targeting a military vehicle” during a campaign targeting Al-Qaeda …