New Delhi, Jan. 21 -- Recent conflict between Syrian government forces and Kurdish fighters in northeast Syria has again brought to the world's attention the detention facilities where Islamic State group members are held and camps where mostly women and children have been locked up for years.

During the battles that the Kurdish-led Syrian Democratic Forces fought against the Islamic State group over the past decade, thousands of IS fighters of different nationalities were captured and have been held in some dozen jails in northeast Syria.

The U.S.-backed Syrian forces also captured tens of thousands of mostly women and children linked to IS and most of them have been held in the sprawling al-Hol Camp in Syria's northeast close to the b...