Disputes - international:
Greece and Turkey continue discussions to resolve their complex maritime, air, territorial, and boundary disputes in the Aegean Sea; Greece rejects the use of the name Macedonia or Republic of Macedonia; the mass migration of unemployed Albanians still remains a problem for developed countries, chiefly Greece and Italy

Refugees and internally displaced persons:
refugees (country of origin): 14,420 (Syria); 11,440 (Afghanistan); 8,161 (Iraq) (2016)
stateless persons: 198 (2016)
note: 1,071,223 estimated refugee and migrant arrivals (January 2015 - February 2018); as of the end of January 2018, an estimated 50,360 migrants and refugees were stranded in Greece

Illicit drugs:
a gateway to Europe for traffickers smuggling cannabis and heroin from the Middle East and Southwest Asia to the West and precursor chemicals to the East; some South American cocaine transits or is consumed in Greece; money laundering related to drug trafficking and organized crime