Islamic State militants warn against American and Kurdish forces' offensive in Iraq.
Conservative official says military action will not happen without a parliamentary vote this close to general election.
IBTimes UK spoke to terrorism financing expert and author Loretta Napoleoni about the irrepressible Islamic State.
Shirley Sotloff in video appeal to 'leader' of Isis, Abu Bakr al-Baghdadi, after James Foley's death.
New poll reveals 16% of French public are somewhat or very favourable to terror group.
Johnson warned those fighting abroad for the Islamic State should be stripped of their citizenship.
Canadian-born Isis militant tweets engineers-turned-Islamists are working on advance UAVs.
Bashar al-Assad regime signals cooperation with US to fight Sunni insurgents.
Beheaded US journalist shares childhood memories and hoped to be freed by Islamic captors.
SAS and Special Reconnaissance Regiment troops are hunting Isis in Iraq and Syria using hi-tech equipment.
Foreign Secretary says Sunni insurgents could use areas in Iraq and Syria to launch terror attacks on the West.
Isis is reportedly selling stolen crude oil at less than half the global market rate in black markets.
Weekly prayers targeted by suicide bomber and gunmen in Diyala province
Irish intelligence officers closely watching 30 jihadi fighters travelling to Iraq and Syria
First known case of stoning by terror group takes place in Iraq
Al-Baghdadi forced to escape from Mosul after US airstrikes kill several top IS commanders.
Freed French journalist Didier François speaks of beatings and fake executions at hands of Isis.
Susilo Bambang Yudhoyono calls on Islamic leaders to unite against Islamic State terror group.
Pentagon admits it had carried out a failed rescue operation to rescue journalist James Foley and other hostages in Syria.
US to continue fight against terror group despite murder of James Foley.
US drones and aircraft launch dozen strikes in northern Iraq, says official.
German development aid minister Gerd Mueller accuses Qatar of funding Isis.