"There are immediate fears for Shamima's health and safety, and the matter is urgent," the letter said, asking for a response within 24 hours.
The decision was described as a “stain on the conscience” of the government on Saturday after her three-week-old baby died.
"After ten days of evacuating more than 20,000 civilians, the battle was launched tonight" to wipe out last remnants of organisation: SDF spokesperson
"A page has turned, but this isn't a trial that can satisfy the victims," she said. "There is a taste of unfinished business."
The militant proto-state proclaimed by IS in June 2014 straddled swathes of land in Syria and Iraq and was roughly the size of Britain.
A total of 30,008 strikes against IS were carried out between August 2014 and the end of August 2018, with the Mosul campaign being particularly intense.
No proof was provided to back the Islamic State's assertion
A spokesman for the U.S.-led coalition said the SDF were making “great progress ... but the fight continues”.
SYDNEY: The Australian government has stripped citizenship from a man it believes is a top recruiter for Islamic State, Australia’s home affairs minister said on Saturday. Home Affairs Minister Peter Dutton said Melbourne-born Neil Prakash had been central to Islamic State’s efforts in the Middle East, was “a very dangerous individual” and had his citizenship stripped. “If given the opportunity Mr Prakash would harm or kill Australians and our country is a safer place for him having lost his Australian citizenship,”…