U.S.-backed forces took full control of Raqqa from the Islamic State group
It was the last jihadist holdouts in the de facto Syrian capital of the so called ‘caliphate.’
Role of SDF
ISDF is the Kurdish-Arab Syrian Democratic Forces (SDF)
The SDF broke into Raqqa in June, after months of fighting to surround the city, and on Tuesday flushed the last few hundred IS fighters from their remaining positions in the main hospital and the municipal stadium.