Turkish President Erdogan arrives in Serbia on official visit Turkish President Recep Tayyip Erdogan, who announced on Monday that a Turkish offensive could at any time be launched in northern Syria, arrives for an official visit to Serbia where he is welcomed by his Serbian counterpart Aleksandar Vucic and receives military honours. For a year, President Recep Tayyip Erdogan has said Turkey would launch an operation east of the Euphrates against the Kurdish People's Protection Units (YPG) militia, a group supported and protected by Washington but viewed by Ankara as terrorists. IMAGES