Russian warplanes on Tuesday flew a bombing run from an Iranian airstrip against jihadist groups in war-torn Syria.
Economic concerns and the desire for a sense of purpose and revenge are the major factors pushing young Syrians into the arms of jihadist groups, a study released on Wednesday found.
Tens of thousands of documents containing the names, addresses, phone numbers and family contacts of jihadis who joined the Islamic State group have been given to the UK's Sky News.
French President Francois Hollande will hold talks with Russian leader Vladimir Putin, as part of his diplomatic marathon to forge a broader coalition against Islamic State jihadists in the wake of the Paris attacks.
Prime Minister Justin Trudeau said Canada was reviewing its role in the fight against Islamic State jihadists, during a visit to London in which he also bantered with Queen Elizabeth II.
From a quiet, football loving child to an Islamic State executioner, the man who became one of the most haunting figures of the jihadist movement remains a mystery even after being the high-profile target of a US air strike.
The head of the UN cultural organisation called for a campaign against the "culture cleansing" being carried out by Islamic State jihadists.
French President Francois Hollande arrived in Algeria for a visit aimed at tackling the "common battle" of the once bitter foes against jihadists from Mali to Libya.
US President Barack Obama has described the loss of key Iraqi territory to Islamic State as a tactical setback, while insisting the war against the jihadist group is not being lost.
Visiting NATO chief Jens Stoltenberg warned authorities in mainly Muslim Kosovo of the danger posed by foreign fighters returning from Syria and Iraq.
Professor at the University of Sofia and an expert in the field of counter-terrorism Tatiana Dronzina says that one of the fighters in the video of mass execution of Iraqi soldiers is a Kazakhstani national. She believes the problem has acquired such proportions, it is important to conduct targeted information campaigns showing truthfully the crimes of the organization, thereby stripping it of any possible connections to heroism and martyrdom they use for promotion of their lifestyles.
The Turkish government said it has asked parliament to authorise military action in Iraq and Syria to halt the advance of Islamic State (IS) jihadists.
Turkey deployed tanks and armoured vehicles to reinforce its border with Syria amid escalating violence by the Islamic State group.
Turkey cannot stay out of the international coalition fighting Islamic State jihadists, President Recep Tayyip Erdogan said.
A controversial Buddhist cleric from Myanmar announced he is linking up with hardline monks in Sri Lanka.
The United States issued financial sanctions against 11 individuals and a foreign entity it designated as "global terrorists".
Barack Obama and US lawmakers ratcheted up the pressure on the IS, the president declaring there was no hiding place for the jihadists.
Francois Hollande said there was "no time to lose" in fighting jihadists in Iraq and called for a total backing for moderate rebels in Syria.
Lebanon's Foreign Minister urged the international community to present a "common front" against Islamic State.
A Russian Military official has claimed the territories of Central Asian countries may be used by terrorists, such as those part of the Islamic State, to transport weapons of mass destruction.