Hundreds of innocent people have been killed in spectacular attacks claimed by Islamic State militants from Syria, but diplomats say major powers are no closer to a peace deal to end nearly five years of bloodshed and chaos there. Meeting in Vienna the day after Friday night's...

At least four of the Paris attackers were listed in a central counter-terrorism database maintained by the U.S. intelligence community, five U.S. officials said on Thursday. At least one and possibly more of the attackers was also on a more selective U.S. "no fly list",...

Islamic State militants released a video on Thursday threatening the White House with suicide bombings and car blasts and vowing to conduct more attacks on France. The six-minute video released by Islamic State fighters in Iraq applauds last week's Paris attacks, according to a...

ISIS is aggressively pursuing development of chemical weapons, setting up a branch dedicated to research and experiments with the help of scientists from Iraq, Syria and elsewhere in the region, according to Iraqi and U.S. intelligence officials. Their quest raises an alarming scenario for the...