- The author is an expert at the Geopolitical Intelligence Services (GIS) and serves as an adjunct fellow at the Gold Institute for International Strategy in Washington, DC. ISTANBUL This year, Türkiye and Indonesia celebrated the 75th anniversary of their diplomatic relationship. During a visit to Indonesia in February, Turkish President Recep Tayyip Erdogan met with Indonesian President Prabowo Subianto. The leaders convened a high-level strategic cooperation council, a bilateral mechanism