Iran–Turkey relations Iran–Turkey relations The relations between the Islamic Republic of Iran and the Republic of Turkey have been generally peaceful since the establishment of the modern states, but sometimes have also been strained. Iran and Turkey are major trade partners. Turkey and Iran have heavy mutual influence on each other, due to geographical proximity, linguistic and ethnic relations (e.g. Azerbaijanis, a Turkic people, are the second largest ethnicity in Iran and Kurds, an Iranic people, are the second largest ethnicity in Turkey) many common cultural aspects, shared empires, and conquering by such as the Parthians, Achaemenids, Sassanians, Seljuks, Safavids, Afsharids, Ottomans
Population exchange between Greece and Turkey territory, and the population of the state had risen from approximately 3.7 million to 4.8 million. With this newly annexed population, the proportion of non-Greek minority groups in Greece rose to 13%, and following the end of the First World War, it had increased to 20%. Most of the ethnic populations in these annexed territories were Muslim, but were not necessarily Turkish in ethnicity. This is particularly true in the case of ethnic Albanians who inhabited the Çamëria (Greek: Τσαμουριά) region of Epirus. During the deliberations held at Lausanne, the question of exactly who was Greek, Turkish or Albanian was