Britons who return home from fighting against PISSI, for the Syrian Kurds, are prosecuted for "terrorism".

This is to placate the dictator of Turkey, the same one that is imprisoning journalists and political opposition. Recall that the Turkish state had a truce with the Kurds of Turkey for many years; Erdoğan broke it by starting a civil war, so he could rerun the election and get a majority, which put him in position to eliminate human rights in Turkey.