Recep Erdgoan, the president of Turkey accounced that country begins offensive in Syria to force back Kurdish militians that control the border area. Excecpt that, he mentioned that the military action would be also targeted at the Islamic State. The decision was made after the phone call between Trump and Erdogan in which the president of the US said that American troops who had been working closely with Kurdish forces in the fight against ISIS would pull back which clears the way for the Turkish invasion.
The lira reacted nervously on the news and is the lowest against the greenback since August. Source: xStation5