Nato has ruled out sending ground troops to fight against Islamic State militants in Syria, Nato General Secretary Jens Stoltenberg told a Swiss newspaper, stressing the need to bolster local forces in the conflict.

An air strike believed to have been carried out by the US-led coalition killed four Syrian military personnel in Deir al Zor province, which is mostly held by Islamic State, a monitoring group says, in what would be the first time coalition warplanes had hit Syrian government forces.

RAF jets have carried out their second set of air strikes in Syria since MPs backed military action against so-called Islamic State in the country.

The mass shooting in California is being investigated as "an act of terrorism," the FBI said, amid reports the female assailant had pledged allegiance to the Islamic State group on Facebook.

Thai police say they were warned by Moscow that 10 Syrians working for the so-called Islamic State (IS) entered Thailand in October to target Russians.

The UK has started bombing targets of the so-called Islamic State (IS) in Syria, and a number of Syrians have been giving their reaction to the British decision.

A video released online by Islamic State purportedly showed the beheading of a man the group said was a Russian spy its fighters had captured and who had been in Syria and Iraq since last year, the SITE monitoring group reported.

RAF Tornado jets have carried out their first air strikes against so-called Islamic State in Syria, the Ministry of Defence has confirms. The strikes come hours after MPs voted in favour of UK air strikes in Syria.

Scottish MPs will take part in the Commons debate and vote later on whether the UK should launch air strikes against so called Islamic State targets in Syria.

The PM is to ask his cabinet to endorse a one-day Commons debate and vote on Wednesday over UK air strikes against so-called Islamic State in Syria.

Turkey has challenged Russia to prove its claim that Ankara shot down a Russian plane in order to protect its oil trade with Islamic State (IS).

World War I was once thought of as 'the War to End All Wars'. But the hypothesis that “violence can be extinguished with greater violence” has since been thoroughly disproved and should have no place in modern statecraft. Yet it is the bedrock of anti-terrorism.

Turkey and the European Union agreed at a summit on a "historic" three-billion-euro ($3.2 billion) aid deal to stem the flow of Syrian refugees and other migrants to Europe.

Turkey says it has received the body of a Russian pilot killed after his plane was shot down on the Syrian border.

Russia has announced a package of economic sanctions against Turkey over the shooting down of a Russian jet on the Syrian border on Tuesday.

Russia strengthens its anti-aircraft defences in Syria by moving a cruiser closer to the coast and deploying new missiles at an air base.

In a move raising the potential threat of a Russia-NATO conflict, Russia said Wednesday it will deploy long-range air defense missiles to its base in Syria and destroy any target that may threaten its warplanes following the downing of a Russian military jet by Turkey.

The Turkish military has released an audio recording of what it says were warnings to a Russian warplane before it was shot down on the Syrian border.

A teenage Austrian girl who fled to Syria along with her friend is believed to be beaten to death after being caught trying to flee the IS stronghold of Raqqa.

Tunisia's President Beji Caid Essebsi declares a nationwide state of emergency and a curfew in the capital after a bomb attack on a presidential guard bus killed at least 12 people.