Islamic State of Iraq and Syria - ISIS

The much-awaited liberation of Mosul from ISIS stalled late last month almost as soon as bullets flew, when Iraqi government...

Navy SEAL Charles Keating IV was the third servicemember killed in Iraq since U.S. forces returned there in 2014.

An Army officer was shot and killed in the Orlando nightclub while a Marine veteran of Afghanistan helped others to escape.

The huge airbase use for US airstrikes against ISIS was effectively closed Saturday.

Donald Trump said he would be looking for new partners, including Russia, in a super-charged campaign to defeat ISIS.

The Pentagon is seeking to send another 500 U.S. troops to Iraq, in addition to the 400 that arrived over the Labor Day...

The top civilian leader of the Air Force said she believes the service could "figure out" how to create a no-fly zone over...

The first American service member to die fighting the Islamic State in Syria was a decorated Navy EOD specialist.

The campaigns to drive ISIS out of Raqqa and Mosul will take another six months, the top U.S. commander in the region said.

Marines attached to the 11th MEU quietly moved into Syria weeks ago to establish an artillery base, defense officials...