Future historians might remember Turkey’s incursion into northern Syria, launched last week, as the second time that President Recep Tayyip Erdoğan provided Islamic State with a lifeline, intentionally or not. The first was when Turkey opened its borders to foreign jihadists entering Syria, which ultimately enabled Isis to build a caliphate the size of Britain in 2014. Both the … Continue reading Trump and Erdoğan risk a resurgent Isis thanks to their recklessness in Syria