In cooperation with the Union of Turkish World Municipalities (TDBB), sister city relationships were established between 11 municipalities from different countries in 2025.
Taking into account the common cultural and civilizational heritage existing across the Turkish World, and with the aim of benefiting from knowledge, experience, and mutual practices through an approach based on brotherhood, solidarity, and cooperation; preserving historical and cultural heritage, developing cooperation especially in economic, technical, social, and cultural fields, identifying the problems of cities and urban administrations and their solutions, seeking common solutions and carrying out implementation activities, researching and developing new models in urban administration and urban culture, as well as conducting, commissioning, and supporting such studies—these are among the core missions of TDBB. In line with this mission, TDBB continued its intensive efforts throughout 2025 to establish sister city relationships between Türkiye’s local administrations and municipalities in the Turkish and Islamic geography.
Within this framework, under TDBB coordination in 2025, sister city protocols were signed between Selçuklu Municipality and Nalaikh Municipality (Mongolia); Konya Metropolitan Municipality and Ilijaš Municipality (Bosnia); Samarkand Municipality and Gaziantep Metropolitan Municipality; Pendik Municipality and Shahrisabz Municipality (Uzbekistan); Zeytinburnu Municipality and Navoi Municipality (Uzbekistan); Konya Metropolitan Municipality and Samarkand Municipality (Uzbekistan); and Kavajë Municipality (Albania) and Karatay Municipality (Türkiye).
Municipalities That Became Members of TDBB in 2025
In 2025, 14 municipalities from 7 different countries across the Turkish and Islamic geography became members of TDBB. In this context, from Türkiye: Kahramanmaraş Metropolitan Municipality, Aksaray Municipality, Altınova (Yalova) Municipality, Gülnar (Mersin) Municipality, Beğendik (Edirne) Municipality, and Çemişgezek (Tunceli) Municipality; from Bosnia and Herzegovina: Vogošća Municipality; from Kazakhstan: Baydibek Municipality; from Kyrgyzstan: Aytmatov Municipality; from Moldova (Gagauzia): Tülüktüü Municipality; from Uzbekistan: Bektemir Municipality, Qarshi Municipality, and Yukarı Chirchik Municipality; and from Syria: Al-Hame Municipality became members of TDBB in 2025.
