Thousands of Muslim men of Russia were tempted to join the so-called Islamic State Force and left the country with their wives and children. But when they were defeated in the war of establishment of the Khilafat last year, these families have been completely windy.
To know about their families in Russia, Mariah and the Kremlin want to take these children back. They say that these children did not commit any crime.
But it is extremely difficult to find the children and their mothers.
Iraqi authorities say they have many IS families detained but they will not disclose their names.
But as a reference to the detention of messages, photos, videos, and the arrest of anyone, through social media from captivity.
The BBC's team has been searching for a few months and he went to Iraq to find more information.