Greek–Turkish Relations - Timeline

Timeline

This section requires expansion.

Year	Date	Event
1923	30 January	Turkey and Greece sign the Convention Concerning the Exchange of Greek and Turkish Populations agreement
	24 July	Turkey and Greece sign the Treaty of Lausanne
	23 August	Turkey ratifies the Treaty of Lausanne
	25 August	Greece ratifies the Treaty of Lausanne
1926	17 February	The Turkish Government revokes article 14 of the Lausanne treaty, removing the "special administrative organisation" rights for the Greek majority islands of Gökçeada (Imbros) and Bozcaada (Tenedos).
1930	30 October	Greece and Turkey sign "Convention of Establishment, Commerce and Navigation, with Annexes and Protocol of Signature".
1933	14 September	Greece and Turkey sign Pact of Cordial Friendship.
1934	9 February	Greece and Turkey, as well as Romania and Yugoslavia sign the Balkan Pact, a mutual defense treaty.
1938	27 April	Greece and Turkey sign the "Additional Treaty to the Treaty of Friendship, Neutrality, Conciliation and Arbitration of October 30th, 1930, and to the Pact of Cordial Friendship of September 14th, 1933"
1940	28 October	Italy invades Greece
1940	2 November	Turkey pledges that it would prevent an attack from Bulgaria.
1941	6 April	Nazi Germany invades Greece.
1942	11 November	Turkey enacts discriminatory wealth tax or "Varlik Vergisi" targeting the non-Muslim minorities. Firms belonging to the Greek minority were forced to pay a 159% levy on the value of its assets. Muslim majority firms were only to pay 4.9%.
1945	23 February	Turkey declares war on Germany.
1947	10 February	Despite Turkish objections, the victorious powers of WWII transfer the Dodecanese islands to Greece, through the Treaty of Peace with Italy.
1947	15 September	Greece takes over sovereignty of the Dodecanese islands.
1952	18 February	Greece and Turkey both join NATO.
1971		The Halki Seminary, the only school where the Greek minority in Turkey used to educate its clergymen, is closed by Turkish authorities.
1974	20 July	Greek Junta sponsored coup overthrows Makarios in Cyprus.
1987	27 March	Sismik crisis brought both countries very close to war. Turkish ship Sismik I is about to perform oil-research in Aegean waters. The then Greek Prime Minister Andreas Papandreou orders the ship to be sunk if found in Greek waters. Finally, Sismik I does not perform the research, the crisis gets resolved.
1987	30 March	End of Sismik crisis.
1994	7 March	Greek Government declares May 19 as a day of remembrance of the (1914–1923) Genocide of Pontic Greeks.
1995	25 December	Imia (in Greek) / Kardak (in Turkish) crisis brought the two countries to the brink of war.
1996	31 January	End of Imia crisis.
1999		Relations between Greek officials and Abdullah Öcalan (Kurdish terrorist leader) and the role of Greek Embassy in Nairobi International Airport Kenya when he captured in an operation by MİT (National Intelligence Organization) caused crisis in relations between two countries for a period of time.
2001	21 September	Greek Government declares September 14 as a "day of remembrance of the Genocide of the Hellenes of Asia Minor by the Turkish state".
2004		Turkey reconfirmed a "casus belli" if Greece expands its territorial waters to 12 nm as the recent international treaty on the Law of the Sea and the international law allow. Turkey expanded its territorial waters to 12 nm only in the Black Sea and the Eastern Mediterranean. Greece hasn't yet expanded its territorial waters in the Aegean, an act which according to some would exacerbate the Greco-Turkish problems in the Aegean (such as the continental shelf and airspace disputes).
2005	12 April	Greece and Turkey have agreed to establish direct communications between the headquarters of the Air Forces of the two countries in an effort to defuse tension over mutual allegations of air space violations over the Aegean.