Libya has also seen an influx of foreign fighters, a top intelligence official has said.
Kurdish forces complain they still don't have the fire-power to defeat Islamic State.
US Secretary of State John Kerry will also be present at conference..
Migrants have returned to Erbil on one-way travel documents issued by Iraqi Embassy in Berlin.
Around 750 people have been stranded in Greece after Macedonia shut its border on 22 January.
Airlift is an honest, sincere and realistic attempt to showcase a real-life story
Prime Minister said IS were in retreat after their defeat at Ramadi.
The Department of Homeland security said the rule, announced on 21 January, would be applicable immediately.
France set to 'play its part' in accelerated air strikes against Daesh.
The NCRI wants the home of the exiled Mujahideen of Iran to be recognised as a refugee camp.
Photo of boy wearing Messi t-shirt made of plastic bag prompts outpouring of emotion on Twitter.
The coalition is to scale up its attacks following the recapture of Ramadi.
The militant organisation has published previously unseen images of nine of the Paris attackers.
Jihadist believed to be have fronted IS video showing murder of five men was 'brainwashed'.
According to report at least 19,000 civilians have been killed in Iraq in under two years.
Iraqi government issued a statement on the mistreatment after hundreds were abducted in May.
Isis leader Abu Bakr al-Baghdadi had warned Palestinian lands would become a graveyard for Jews.
Islamic State finances under extreme strain as air strikes target cash hoards and oil trucks.
The three US citizens were taken from their translator's home in Baghdad.
The State Department says US government working with Iraqi authorities to find the 3 Americans.
Victim was blindfolded and bound before being thrown from the roof of a high-rise building
Monitoring group says that families of pro-government fighters are among those seized.