‘Syrian forces are now in control of the northern city of Aleppo, nearly three weeks after Damascus and its allies launched a major offensive to recapture the militant-held part of the city, a pro-opposition monitoring group says.

The so-called Syrian Observatory for Human Rights said Monday that the battle for Aleppo had reached its end and the government forces were making sweeping advances into the militant-held sector of the city.

The group’s director, Rami Abdulrahman, said the militants had now withdrawn from six neighborhoods in the city, their last holdouts in Aleppo.’

Read more: Operation to liberate Aleppo ‘reaches end, militants leave last holdouts’