(Reuters) - Britain raised its terrorism alert on Friday to the second-highest level with Prime Minister David Cameron saying the Islamic State (IS) group operating in Syria and Iraq posed the country's greatest ever security risk. The government said there was no...

Saudi Arabia's top Sunni cleric warned Muslim youths to steer clear of "calls for jihad" issued on "perverted" grounds, the official SPA news agency reported Thursday. "Young people should not let themselves be influenced by calls for jihad ... on perverted principles," said Grand...

Police in the Netherlands and Germany have arrested two men for allegedly recruiting jihadi fighters to go to Iraq and Syria, Dutch police said Thursday. A woman was also held with the man arrested in Germany as part of a long-running investigation, police said in a statement. All...

An Egyptian jihadist group on Thursday released a video in which it claimed responsibility for beheading four men accused of being "Israeli informants" before showing the victims' decapitated bodies. In the video, militants belonging to Ansar Beit al-Maqdis, considered the...