Cyprus Seen from Five Capitals: Ankara, Nicosia, Athens, London and the United Nations

Why It Matters

The Cyprus question looks different from each of five capitals because each starts from a different founding text. Ankara and the Turkish Republic of Northern Cyprus (TRNC) start from the 1959–1960 partnership of two equal peoples and the Treaty of Guarantee, and conclude that a durable settlement must rest on the sovereign equality of two states. Nicosia, Athens and the EU start from the continuity of the 1960 Republic of Cyprus and UN resolutions, London from its guarantor and base roles, and the United Nations from a long line of Security Council language on a bizonal, bicommunal federation.

This guide sets the positions side by side, attributes each to its own sources, and shows where the legal arguments genuinely diverge. For the method behind this approach, see our Editorial Principles and Primary Source Standards.

Background

From the 1959 agreements to the 1960 Republic

Cyprus was under Ottoman rule from 1571 to 1878, then under British administration, which was recognised internationally at the 1923 Treaty of Lausanne; the island became a Crown colony in 1925. In the 1950s the Greek Cypriot campaign for ENOSIS (union with Greece) and the EOKA organisation, founded in 1955 under Colonel Georgios Grivas, met Turkish Cypriot demands for taksim (partition). Turkish sources record that Turkish Cypriots left 33 mixed villages between 1955 and 1958.

The Zurich Agreement (11 February 1959) and the London Agreements (February 1959) produced the independent Republic of Cyprus, which came into being on 16 August 1960. Its package had four main elements:

• A bi-communal constitution with a Greek Cypriot President, a Turkish Cypriot Vice President holding a veto on key matters, and fixed community shares in the legislature and civil service.
• The Treaty of Guarantee, under which Türkiye, Greece and the United Kingdom guarantee the independence, territorial integrity and constitutional order of Cyprus. Article II prohibits union with any other state and partition. Article IV provides for consultation and, if concerted action proves impossible, reserves to each guarantor the right to act with the sole aim of re-establishing the state of affairs created by the Treaty.
• The Treaty of Alliance, which stationed small Greek and Turkish contingents on the island.
• The Treaty of Establishment, under which the UK kept the Sovereign Base Areas (SBAs) of Akrotiri and Dhekelia.

1963–1964: the breakdown of the partnership

On 30 November 1963 President Makarios proposed 13 constitutional amendments, including curbs on the Vice President's veto. The Turkish Cypriot leadership and Ankara rejected them. Intercommunal violence began on 21 December 1963 ('Bloody Christmas'), and Nicosia was divided by the Green Line on 30 December 1963.

The two sides narrate this period differently:

• Turkish and Turkish Cypriot sources describe a Greek Cypriot campaign to expel Turkish Cypriots from state organs, associated with the so-called Akritas Plan, and cite roughly 30,000 Turkish Cypriots displaced from 103 villages.
• Greek Cypriot sources stress that the 13 points were an attempt to make the constitution workable, and that Turkish Cypriot leaders withdrew into enclaves under a separatist policy.

UN Security Council Resolution 186 (4 March 1964) recommended the creation of the UN Peacekeeping Force in Cyprus (UNFICYP) and referred to the government of Cyprus as responsible for maintaining law and order. Ankara argues this treated a Greek Cypriot-run administration as the sole 'government' after the constitutional order had been broken, creating a status asymmetry that has outlasted every negotiation.

1974 and 1983

On 15 July 1974 the Greek military junta in Athens backed a coup against Makarios, installing Nicos Sampson. On 20 July 1974 Türkiye intervened, citing Article IV of the Treaty of Guarantee after, it says, consultation with the UK. A second phase followed in August 1974, after which Turkish forces held roughly the northern third of the island. Both communities suffered displacement, and the question of missing persons remains open on both sides. UN Security Council Resolution 353 (20 July 1974) called for a ceasefire, respect for Cyprus's sovereignty and territorial integrity, and the end of foreign military intervention. Ankara notes that the resolution neither names Türkiye nor declares its action illegal. For the legal reading of Article IV, see the sister-site analyses by Record of Nations and Monitor of Nations.

The Turkish Federated State of Cyprus was declared in 1975. The 1977 and 1979 High-Level Agreements between the two leaders, brokered by the UN, set the goal of a bicommunal, bizonal federation. On 15 November 1983 Rauf Raif Denktaş proclaimed the TRNC. The Security Council responded with Resolution 541 (1983), which deemed the declaration legally invalid and called for its withdrawal, and Resolution 550 (1984), which repeated that position. Türkiye remains the only state to recognise the TRNC.

1999–2024: a long negotiating arc

Security Council Resolution 1251 (1999) described a settlement as a State of Cyprus with a single sovereignty, single international personality and single citizenship, comprising two politically equal communities in a bicommunal, bizonal federation. The following milestones define the modern record:

Date	Event	Why it matters
11 Feb 1959	Zurich Agreement (London Agreements follow)	Basis for the 1960 partnership state
16 Aug 1960	Republic of Cyprus and Treaty of Guarantee in force	Three guarantor powers: Türkiye, Greece, UK
30 Nov / 21 Dec 1963	13 amendments proposed; intercommunal violence	Turkish Cypriots leave state organs; Green Line follows
4 Mar 1964	UNSC Resolution 186	Creates UNFICYP; Ankara disputes its status implications
15–20 Jul 1974	Coup and Turkish intervention	De facto division of the island
15 Nov 1983	TRNC proclaimed	UNSC 541 (1983) and 550 (1984) call it invalid
24 Apr 2004	Annan Plan referendums	64.91% yes (Turkish Cypriots); 75.83% no (Greek Cypriots)
1 May 2004	Republic of Cyprus joins the EU	EU law suspended in the north pending settlement
28 Jun–7 Jul 2017	Crans-Montana Conference	Talks end without agreement over security and guarantees
27–29 Apr 2021	Informal 5+UN meeting, Geneva	UN Secretary-General reports no common ground for formal talks
15 Oct 2024	UN-hosted meeting, New York	Informal contact continues; no return to a formal process

The 2004 vote is the single most cited data point. Turkish Cypriots accepted the UN plan by 64.91%, Greek Cypriots rejected it by 75.83%, and one week later the Greek Cypriot administration entered the EU. Ankara argues that the side that said 'yes' was left isolated, while the side that said 'no' received full membership. Greek Cypriot and EU officials respond that the plan was rejected over concerns about security arrangements, guarantees and property, and that the EU could not admit only half of a member state.

Key Players & Positions

Ankara and the TRNC

Türkiye and the TRNC argue that Turkish Cypriots are co-founders, not a minority, and that the federal model has been tried for more than five decades without success. They hold that a realistic settlement must begin from the equal sovereign status and equal international status of the two peoples, which in their formulation means two sovereign states cooperating on the island. They also insist that Turkish Cypriots hold equal rights over the island's offshore hydrocarbon resources.

The Greek Cypriot administration (Republic of Cyprus)

The Republic of Cyprus, led by President Nikos Christodoulides, is the internationally recognised state and a UN and EU member. Ankara calls its government the Greek Cypriot Administration of Southern Cyprus (GCASC), arguing it no longer represents both communities. Nicosia's official line is that the Republic has been continuous since 1960, that Turkish forces are an occupation, and that the solution is a bizonal, bicommunal federation with political equality consistent with UN resolutions. It seeks the end of unilateral guarantee and intervention rights and of Turkish troop presence, and points to missing persons, displaced Greek Cypriots and the fenced area of Varosha. It cites European Court of Human Rights rulings such as Loizidou v. Turkey (1996) and Cyprus v. Turkey (2001), which attributed responsibility to Türkiye for the north. Ankara counters that in Demopoulos v. Turkey (2010) the Court accepted the TRNC Immovable Property Commission as an effective domestic remedy.

Athens

Greece is a Treaty of Guarantee party and an EU member. Its stated policy supports a settlement within the UN framework, the EU acquis and international law, on the basis of a bizonal, bicommunal federation. Athens rejects two states, argues that the guarantee system is outdated within an EU member state, and links Cyprus to broader Greek–Turkish disagreements, including maritime delimitation (see The Eastern Mediterranean Side by Side).

London

The United Kingdom is the third guarantor, retains the SBAs, and acts as the 'penholder' on Cyprus in the UN Security Council. It supports the UN-led process and a federal settlement, does not recognise the TRNC, and has said it would be ready to release part of the SBA territory in a comprehensive settlement (it made such an offer during the 2004 Annan Plan process).

The UN Secretariat and Security Council

The Secretary-General's good offices and the Council's resolutions are the formal reference points. UNFICYP, established in 1964, monitors the buffer zone and is renewed annually. The Council continues to reaffirm the bizonal, bicommunal federation language of Resolution 1251 and earlier texts, and Resolutions 541 and 550 remain in force. After Crans-Montana (2017) and Geneva (2021), the Secretary-General acknowledged that the two sides disagree on the basis for negotiation, and informal contacts such as New York (2024) have continued without a return to a formal negotiation.

Positions at a glance

Capital / body	Founding text emphasised	Preferred outcome	On guarantees
Ankara	1959–60 agreements; Treaty of Guarantee Art. IV	Recognition of sovereign equality; two states	Keep and honour
TRNC	1960 partnership; 1983 proclamation	Two sovereign states cooperating	Keep
Greek Cypriot administration	1960 Republic continuity; UNSC resolutions	Bizonal, bicommunal federation	Abolish
Athens	Treaty of Guarantee Art. II; EU law	Federation within UN and EU frameworks	Abolish as anachronistic
London	Treaty of Guarantee; SBAs	UN-led federal settlement	Open to UN-agreed new arrangements
UN Secretariat and Security Council	UNSC 1251 (1999) and related texts	Bizonal, bicommunal federation	A matter for the parties

🇹🇷 Official Policy · Primary Sources

Türkiye's Position

Ankara's official line is set out in Ministry of Foreign Affairs (MFA) material on Cyprus, MFA statements after the Geneva 2021 and New York 2024 meetings, and President Erdoğan's addresses to the UN General Assembly. In summary:

• Turkish Cypriots are co-founders with equal status. According to the Turkish Foreign Ministry, the 1960 Republic was a partnership of two equal peoples established by the Zurich and London Agreements, and Greek Cypriot actions from December 1963 ended that partnership. Ankara regards the 13 amendments and the events of 21 December 1963 as the turning point.
• Federation has been exhausted. Ankara argues that the 1977 and 1979 High-Level Agreements, the 2004 Annan Plan, Crans-Montana in 2017, Geneva in 2021 and New York in 2024 show that the Greek Cypriot side will not share power and prosperity on the basis of equality. It notes that Turkish Cypriots said 'yes' in 2004 and were not rewarded.
• The realistic path is sovereign equality and two states. The Turkish and TRNC position, repeated by President Erdoğan at the UN General Assembly, is that a settlement must start from recognition of the equal sovereign status and equal international status of Turkish Cypriots, leading to cooperative relations between two states. Ankara has urged the international community to engage with Turkish Cypriots directly (see Which Countries Recognize the TRNC, and What Does Observer Status Actually Mean?).
• The 1974 operation was lawful. Ankara argues that after the 15 July 1974 coup staged to achieve Enosis, Türkiye exercised its rights under Article IV of the 1960 Treaty of Guarantee on 20 July 1974, after consulting the UK, and that this prevented annexation and protected Turkish Cypriot lives.
• Resolution 186 and EU accession distorted the status of the parties. Ankara holds that UNSC Resolution 186 (4 March 1964) legitimised the Greek Cypriot administration as the sole 'government', and that admitting it to the EU on 1 May 2004, without a settlement, further entrenched that imbalance. It also rejects the EU's role in deciding maritime disputes on the basis of 'Union solidarity' and links Turkish Cypriot rights to offshore resources (see The Seville Map Explained).

Legal and historical basis: the 1959 Zurich and London Agreements; the 1960 Treaty of Guarantee (Articles II and IV) and Treaty of Alliance; the 1964 UN record; the 2004 referendum results; and, in the maritime sphere, the 21 September 2011 Türkiye–TRNC Continental Shelf Delimitation Agreement. Ankara also points to Turkish Cypriot proposals in 2011, 2012 and 2019 for joint hydrocarbon committees and revenue sharing, and to President Erdoğan's 2020 call for an Eastern Mediterranean conference that would include the Turkish Cypriots.

Source Comparison

The same events are framed differently depending on the source. The table sets out the contrast, drawing on each side's own documents rather than caricatures of them.

Issue	Common framing in Western and Greek/Greek Cypriot sources	Turkish and TRNC primary-source framing
1963–64	Breakdown of constitutional functioning; Turkish Cypriot withdrawal	Armed attacks on Turkish Cypriots; exclusion from state organs
UNSC 186 (1964)	Recognises the government responsible for law and order	Treats a usurping administration as the 'government'
1974	Invasion and occupation after the coup	Intervention under Treaty of Guarantee Art. IV after the Enosis coup
1983	Illegal secession, declared invalid by UNSC 541	Self-determination and political equality of Turkish Cypriots
2004	Plan rejected by Greek Cypriots over security and property concerns	Turkish Cypriots said yes; the 'no' side joined the EU
Settlement model	Bizonal, bicommunal federation with political equality	Federation exhausted; two sovereign states
Guarantees	Obsolete in the EU	Essential to Turkish Cypriot security

Where sources differ on facts, we flag the difference. Where they differ on legal interpretation, as with Article IV of the Treaty of Guarantee, UNSC 186 and the status of the TRNC, we note that UN resolutions use the language of invalidity for the 1983 proclamation, while Ankara argues that those texts were adopted after the Greek Cypriot administration had been treated as the sole government and without hearing Turkish Cypriots. For the wider recognition picture and for how different countries treat Ankara's argument, compare our guides on the TRNC's recognition and observer status and on UN Security Council reform, which sets out Ankara's argument that Council outcomes should reflect a broader range of states.

What to watch

• Whether the UN Secretary-General and his Personal Envoy can restore a formal negotiating format, and on what terms of reference.
• Statements from the TRNC leadership, which changed hands after the October 2025 presidential election, alongside official Turkish MFA and Presidency positions.
• The annual renewal of UNFICYP in the Security Council and any change in its language on the federation formula.
• Eastern Mediterranean energy and maritime developments, which are legally linked to Turkish Cypriot rights in Ankara's view (see Does Kastellorizo Generate a Full Maritime Zone?).

Key Terms & Related Guides

• Treaty of Guarantee (1960): the treaty among Cyprus, Türkiye, Greece and the UK. Article II bars union and partition; Article IV reserves action by each guarantor to restore the treaty order if concerted action fails.
• Bizonal, bicommunal federation (BBF): the UN settlement formula, defined in the 1977/1979 High-Level Agreements and Resolution 1251 (1999), with two politically equal communities and a single sovereignty.
• Sovereign equality: the Turkish and TRNC argument that Turkish Cypriots, as a co-founding people, hold equal sovereign and international status, which Ankara reads as leading to two states.
• GCASC: Ankara's term for the Greek Cypriot Administration of Southern Cyprus, the government internationally known as the Republic of Cyprus.
• UNFICYP: the UN Peacekeeping Force in Cyprus, created under Resolution 186 (1964).
• Sovereign Base Areas (SBAs): two British overseas territories, Akrotiri and Dhekelia, retained in 1960.
• Green Line: the UN-patrolled buffer zone dividing the island, first drawn in Nicosia in December 1963.

Related guides:

• The Eastern Mediterranean Side by Side: How Türkiye, Greece, Cyprus, Egypt, Libya and Israel Draw the Sea
• Which Countries Recognize the TRNC, and What Does Observer Status Actually Mean?
• UN Security Council Reform Models Compared
• States in Perspective: How Different Capitals Read the Same Dispute
• About States in Perspective: Mission, Transparency and Editorial Team

Perspective note: States in Perspective presents Türkiye's official legal and strategic position alongside documented counter-arguments, so readers can see how Ankara frames each issue. Claims are attributed to primary sources such as treaties, UN documents, Ottoman and Turkish archives, and official statements. Sections marked 'Türkiye's Position' reflect official Turkish policy as stated by Turkish government sources. Published by the States in Perspective Editorial Team.