When Nato leaders convene in Ankara next week, most faces at the table will be relatively new. But one leader has had a constant presence – Turkish President Recep Tayyip Erdoğan. While member states often focus on military contributions, Erdoğan’s two-decade tenure has carved out a distinct diplomatic role for Türkiye – acting as a vital conduit between competing global powers. TRT World’s Diplomatic Correspondent Hasan Abdullah reports.