Disputes - international:
complex maritime, air, and territorial disputes with Greece in the Aegean Sea; status of north Cyprus question remains; Syria and Iraq protest Turkish hydrological projects to control upper Euphrates waters; Turkey has expressed concern over the status of Kurds in Iraq; in 2009, Swiss mediators facilitated an accord reestablishing diplomatic ties between Armenia and Turkey, but neither side has ratified the agreement and the rapprochement effort has faltered; Turkish authorities have complained that blasting from quarries in Armenia might be damaging the medieval ruins of Ani, on the other side of the Arpacay valley;
Refugees and internally displaced persons:
IDPs: 1-1.2 million (fighting 1984-99 between Kurdish PKK and Turkish military; most IDPs in southeastern provinces) (2007)
Illicit drugs:
key transit route for Southwest Asian heroin to Western Europe and, to a lesser extent, the US - via air, land, and sea routes; major Turkish and other international trafficking organizations operate out of Istanbul; laboratories to convert imported morphine base into heroin exist in remote regions of Turkey and near Istanbul; government maintains strict controls over areas of legal opium poppy cultivation and over output of poppy straw concentrate; lax enforcement of money-laundering controls