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; border with Armenia remains closed over Nagorno-Karabakh

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