British Cyprus again in the Treaty of Lausanne in 1923. King Paul of Greece declared that Cyprus desired union with Greece in 1948. A referendum was presented by the Orthodox Church of Cyprus in 1950, according to which around 97% of the Greek Cypriot population wanted the union. The Greek petition and enosis became an international issue when it was accepted by the United Nations. The Cyprus Emergency was a military action that took place in Cyprus from 1955 to 1959. The Cyprus Emergency primarily consisted of a campaign by the Greek Cypriot military group EOKA to remove the British from Cyprus
Foreign relations of Northern Cyprus stance, the TRNC refuses any official recognition of the government of the Republic of Cyprus, calling it the ""Greek Cypriot Administration of Southern Cyprus"", and referring to its President as the ""Greek Cypriot Leader"". Turkey backs this position. After the Republic of Cyprus became a member of the European Union, the southern part of the island became part of the Customs Union of EU. The Northern part of the island is excluded from the Customs Union. In spite of that, the Green Line regulations are intended to ease trade relations between North Cyprus and EU. Oil exploration in East Mediterranean