The Syria crisis involves overlapping policies, interests and religions
The operation, in conjunction with the Syrian army, is believed to be in co-operation with Russian air strikes
A second day of bombing on Thursday has reportedly hit areas held by other Islamist groups
A video by the Russian defence ministry claimed to show the destruction of Isis warehouses, weapons and vehicles
The announcement came as the Russian Parliament approved military intervention to support Syrian regime against Isis
Russia's foreign ministry said it would consider working with the American-led coalition as long as its interests were 'taken into consideration'
Isis has murdered an unknown number of civilians since overrunning the city in May, while systematically destroying its ancient ruins
At first the talks were delayed for 24 hours, then Syria’s foreign minister threatened to walk out. But last night the two sides agreed to be in the same room. Kim Sengupta reports from Geneva on the UN mission to end the bloodshed
This is such stuff as dreams are made on, enough to banish any nightmares troubling the sleep of Egypt’s army commander, General Abdul Fattah al-Sisi
The US Secretary of State, John Kerry, has urged the Syrian opposition on to attend next week's peace conference in Switzerland and said any individual chosen to lead a political transition in the war-torn country must be acceptable to both the government and opposing forces.
'There is now a question mark about what parliament actually will authorise military support for,' he told The Guardian
Saudi Arabia’s ambassador to Britain says his country is left with no choice but to act by itself and seek peace and stability in the region
Argentinian beats off Bashar al-Assad and Miley Cyrus, among others
The American magazine will announce its Person of the Year today – and the contenders are a mixture of the good, the bad and the holy. Ian Johnston weighs up the odds
In a gruesome video posted online earlier this week two men are shown displaying the head of a bearded man in front of a crowd of people
Areas dominated by Kurds in the north-east of the country would be ruled by the new government