The UK Supreme Court ruled on Friday that Shamima Begum, who left the UK for Syria to join the ISIS terrorist group as a teenager, is not allowed to return and fight her citizenship case because she poses a security risk. Begum, who has dual British-Bangladeshi citizenship, travelled to Syria at the age of 15, along with some other classmates, to join the so-called ISIS caliphate. As the caliphate was being whittled down to its last survivors by U.S. and allied forces, she surfaced at a refugee camp in Syria, where she caught the interest of Western journalists. Her citizenship was revoked in 2019 by the Home Secretary following a series of interviews she gave from the refugee camp in which she expressed little remorse but said she wanted to return to the UK. Her family appealed against the decision. Their legal team said that Begum must be allowed to …