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Türkiye and NATO: A Seventy-Year Position on the Edge of Two Worlds

  • Writer: Seda
    Seda
  • 21 minutes ago
  • 11 min read
A watercolor illustration of Turkish soldiers disembarking from a military transport ship during the Korean War, with naval vessels, Turkish and NATO flags, and a coastal harbor in the background.

Korea, October 1950. Around 5,000 Turkish soldiers step off transport ships at the port of Pusan. Many are young men from villages in eastern Anatolia. For most of them, it is the first journey beyond their own province, let alone their country.


Less than two years later, Türkiye joins NATO.


Students often ask why certain words in Turkish seem to carry more emotion than their dictionary definitions suggest. Müttefik, ally, is one of them. On paper it is a simple political term. In Türkiye, it carries decades of history, memory, disappointment, and debate. Following that word through the story of NATO turns out to be another way of understanding modern Türkiye.



The Road to Membership


Türkiye had asked before and been turned down. A first bid came in 1948, a second in 1950, and both were refused. The reasons were unglamorous. Türkiye sat far from the North Atlantic, its economy was still mostly agricultural, and several founding members simply were not convinced that a country straddling two continents belonged in an alliance built around the North Atlantic basin.


By 1950, though, Türkiye was hardly a newcomer to the West. It had joined the Council of Europe in 1949, received Marshall Plan aid from 1948, and lived under the protection of the Truman Doctrine since 1947, when Washington started treating Türkiye and Greece as the two countries most exposed to Soviet pressure. NATO membership continued something already underway.


What actually changed the outcome was Korea. In July 1950, Ankara agreed to send ground troops to fight under United Nations command. It was the first time the Republic had sent soldiers beyond its own borders since its founding in 1923. The brigade fought alongside American and British units, and the losses were severe.


Turkish and South Korean records put the dead at roughly 720 to 740 over the course of the war.


More than seven hundred young men never came home to their villages. Diplomatic requests had failed twice before this. What finally convinced the alliance was Turkish soldiers dying in a war most of them had barely heard of before they were shipped there.


A phrase entered Turkish through this war and never really left it: Kore gazisi, Korean War veteran. The term still carries a quiet respect in Türkiye. Unlike many episodes of twentieth-century foreign policy, the Korean War has remained part of public memory because it changed the country's history at home as much as it did abroad. Even today, Kore gazisi is a phrase most Turks recognize immediately.


Ankara had another, colder reason to move fast. In March 1945, the Soviet Union canceled its 1925 non-aggression treaty with Türkiye. Soon after, Moscow demanded joint control over the Turkish Straits and raised territorial claims on Türkiye's eastern provinces. For a country that shares a long border with the Soviet Union, this was not an abstract worry discussed by diplomats over dinner. NATO offered something a bilateral relationship with Washington alone could not: a guarantee that an attack on Türkiye would be treated as an attack on everyone.


The protocol admitting Türkiye and Greece was signed in London in October 1951.


Formal accession followed in Ankara on 18 February 1952, confirmed days later at the NATO ministerial meeting in Lisbon. Türkiye entered as a full member, a distinction its diplomats had pushed hard for throughout the negotiations.


The same Turkish word can feel very different depending on where you meet it. Güvenlik is a good example. You might first learn it in a textbook about airports or public buildings. In the history of Türkiye's NATO membership, the word appears in discussions about borders, alliances, and the survival of the state.



Why NATO Existed in the First Place


NATO was founded in 1949 by twelve states as a collective defense pact. The idea was simple on paper and enormous in practice: an attack on one member would be treated as an attack on all. Its purpose was to hold the line against Soviet expansion into Western Europe after the devastation of the Second World War.


Türkiye's geography made it matter to that project in a way few other countries could.


It controlled the Bosporus and Dardanelles, the only sea passage between the Black Sea and the Mediterranean, governed since 1936 by the Montreux Convention. A Soviet Union free to move its fleet through the Straits, or to station forces on Turkish soil, would have changed the entire balance of European security. Türkiye's membership closed that door.



Where Türkiye Stood at Founding


By 1952, Türkiye had already moved to multiparty democracy. The Democrat Party had won power in 1950, ending decades of single-party rule under the Republican People's Party. The state Mustafa Kemal Atatürk built after 1923 rested on secularism and a westward orientation, part of a longer Ottoman and Republican reform history, and NATO membership extended that same direction rather than reversing it.


For ordinary citizens and officials alike, this membership meant more than its military clauses. It read as proof that Türkiye had finally been accepted by Western nations as an equal, after decades of trying to earn that standing. Support for the decision crossed the political spectrum in 1952, well before the later divides between secularist and religious conservative currents in Turkish politics had hardened into their present form. Reading later decades of argument over Türkiye's place in the West, it is easy to forget that the original decision was met with something closer to national pride than debate.


There was one point Turkish negotiators would not concede. When Britain proposed folding Türkiye into a Middle East Command structure, serving under a British general alongside Arab states, the reaction from Turkish diplomats and the press was immediate and sharp. Türkiye insisted on being categorized as European within the alliance. That single insistence shaped how the country would present itself in NATO for decades afterward. Türkiye wanted a seat at the table, never a spot in someone else's waiting room.


This is where the word Batı, the West, starts carrying its full weight in Turkish. It is not a neutral compass direction here. It is a status a country has to argue for and keep re-earning, and Turkish learners hear that tension in everything from political speeches to a taxi driver's opinion about visa rules.



A Muslim-Majority State in an Atlantic Alliance


Türkiye remains the only NATO member also belonging to the Organization of Islamic Cooperation. For most of the alliance's early decades, this drew little comment. The state was constitutionally secular, and NATO's founding logic centered on anticommunism, not religion.


Turkish attitudes toward NATO have shifted with each generation. In the early Cold War years, support was broad and largely unquestioned, tied to the relief of Western recognition and a defense guarantee against the Soviet Union. By the 1960s and into the 1970s, a nationalist and left-leaning criticism took hold, aimed at Türkiye's dependence on the United States. The 1964 Johnson Letter and the 1974 arms embargo, both described further below, fed that criticism directly. Each one suggested Washington's commitments came with conditions nobody had mentioned out loud beforehand.


Islamist criticism surfaced later still, in the 1990s, when Necmettin Erbakan floated the idea of an alternative Islamic security architecture, an "Islamic NATO," largely as rhetorical opposition. Once in office as prime minister from 1996, Erbakan left Türkiye's real NATO commitments largely untouched. Public attitudes today stay mixed. NATO draws periodic criticism from nationalist and Islamist-leaning voices alike. No government has seriously challenged it as state policy.


If you ever watch a Turkish evening news debate about defense policy, notice how the panelists say müttefiklerimiz, our allies. A retired general on one side of the table might say it warmly, almost proudly, recalling joint exercises or shared training. A columnist across from him might say the exact same word with a flat, almost sarcastic edge, especially if the conversation drifts toward Cyprus or the S-400 purchase.


The word itself never changes. The associations around it do. That helps explain why NATO still means different things to different people in Türkiye.


From the Western side, Türkiye's Muslim-majority identity became, over time, part of the argument for its usefulness rather than against it. In NATO-led missions in Bosnia and Kosovo during the 1990s, and later in Afghanistan, Turkish forces served in peacekeeping and training roles, including leading the Kabul region within the International Security Assistance Force. Officials in Washington and elsewhere came to see a Muslim-majority democracy operating inside NATO's structure as a genuine asset in missions involving Muslim-majority populations.



What Türkiye Brought to the Alliance


Military manpower has remained one of Türkiye’s main contributions to NATO since 1952. The country has generally maintained the alliance’s second-largest active military after the United States. Estimates for 2026 vary by source and counting method, ranging from roughly 350,000 to 480,000 active personnel.


Geography has mattered just as much. Türkiye controls the Bosporus and Dardanelles, the passage connecting the Black Sea to the Mediterranean. This shaped NATO strategy during the Cold War and still matters for Black Sea security.


Türkiye also hosts major NATO infrastructure, including Allied Land Command in İzmir and a NATO corps headquarters in Istanbul. İncirlik Air Base near Adana serves Turkish and American forces. Inside Türkiye, these facilities carry political meaning as well as military importance.


Some see these facilities as evidence of Türkiye's strategic weight within the alliance. Others link them to a longer history of protest against foreign military presence on Turkish soil, a debate that predates NATO membership itself.


Ahead of the July 2026 summit, the Ankara governor's office issued a thirteen-day order, from 28 June to 10 July, restricting public assemblies, marches, and related activities across the city, citing security and public order. Similar orders followed in a small number of other provinces. Rights organizations, including Human Rights Watch and Amnesty International, described the measures as broad and called for their reversal. Turkish authorities said the restrictions were necessary given the scale of the summit and the number of foreign delegations involved. Separately, police detentions connected to anti-NATO demonstrations were reported in Ankara and several other cities in the days before the summit, with rights groups and Turkish media citing varying figures in the hundreds.


The same infrastructure that gives Türkiye weight inside NATO therefore remains tied to an unresolved domestic conversation about sovereignty, security, and the boundaries of public dissent.


Frictions Along the Way


Membership never made Türkiye's regional disputes disappear, and several of them ran straight through the alliance's own cohesion. The Cyprus dispute produced the most painful early episode. In 1964, as Türkiye considered intervening to protect the Turkish Cypriot community, U.S. President Lyndon Johnson sent a letter warning that NATO would not necessarily back Türkiye if the move led to a wider conflict with the Soviet Union. The Johnson Letter left a lasting mark on Turkish public memory, proof that alliance guarantees could come with conditions nobody had spelled out in advance. When Türkiye did intervene in Cyprus in 1974, the United States responded with an arms embargo, lifted only in 1978.


The Johnson Letter also left its mark on the language of Turkish politics. Even decades later, it continues to appear in discussions about alliances, sovereignty, and relations with the United States.


Greek-Turkish disagreements within NATO have continued over Aegean airspace, maritime boundaries, and energy exploration. Tensions became especially visible around 2020, before relations entered a calmer period from 2023 onward.


Türkiye's purchase of the Russian S-400 air defense system in 2017 led to its removal from the F-35 fighter program and to sanctions under the United States' CAATSA framework. The issue continues to affect defense relations between Ankara and Washington.


In 2022, Türkiye initially objected to Finland's and Sweden's NATO membership applications, citing security concerns and disagreements over each country's policies toward organizations that Ankara considers a threat to its national security. Finland joined NATO in 2023, and Sweden followed in 2024 after a longer negotiation process.



Where Türkiye Stands Today


NATO held its 2026 summit in Ankara on 7 and 8 July, the alliance's second time meeting in Türkiye after the 2004 Istanbul summit. Leaders from all thirty-two member states attended, including U.S. President Donald Trump, French President Emmanuel Macron, British Prime Minister Keir Starmer, and Italian Prime Minister Giorgia Meloni, hosted by President Recep Tayyip Erdoğan alongside NATO Secretary General Mark Rutte. Ukrainian President Volodymyr Zelenskyy also attended as a partner.


The Ankara summit also showed how much NATO's priorities have changed. Allies reaffirmed a target of spending 5 percent of GDP on defense by 2035, announced major new investments in drones and military infrastructure, and pledged continued military support for Ukraine. The summit focused less on expanding the alliance than on preparing for a more uncertain security environment.


Turkish officials used the summit to emphasize the country's role within the alliance, highlighting Türkiye's military capacity and growing defense industry. Seventy-four years earlier, the republic had been seeking admission to NATO. In 2026, it was hosting the alliance's leaders in its capital.


Looking at the summit through Turkish newspapers is another way of understanding the country. The facts remain the same. The emphasis changes. Some outlets focused on Türkiye's diplomatic role and defense industry. Others questioned the economic cost of higher defense spending, the government's security policies, or the impact of summit-related security measures on public demonstrations and political dissent. Reading more than one perspective gives language learners a clearer sense of how the same event can be interpreted in different ways within Turkish society.



Understanding This History as a Learner


This history helps explain why some Turkish words carry more than their dictionary meanings.


İttifak, alliance, is the word used for NATO. Müttefik, ally, has carried different emotions at different moments in Turkish history. Bağımsızlık, independence, and denge, balance, appear again and again whenever Türkiye's place in the world is discussed.


You will come across these words in Turkish newspapers, documentaries, political speeches, and everyday conversations. Knowing the vocabulary is a start.


Understanding the history behind it makes those conversations easier to follow.


That is one reason learning Turkish is also about learning Türkiye. The language reflects the country's history, its debates, and the way people understand their place in the world. NATO is only one chapter of that story, yet it shows how history continues to shape the words people choose today.


Add Learn Turkish with Seda as a Preferred Source on Google for more entries on Turkish language, history, and culture.



Frequently Asked Questions (FAQ)



Q: When did Türkiye join NATO?

A: Türkiye's accession was ratified in Ankara on 18 February 1952 and confirmed at the NATO ministerial meeting in Lisbon on 20 February 1952, alongside Greece. It was the alliance's first enlargement after its founding in 1949.


Q: Why was Türkiye's first application rejected?

A: Türkiye sought NATO membership in 1948 and again in 1950, but the alliance was initially reluctant to expand beyond its original North Atlantic focus. Türkiye's participation in the Korean War demonstrated its military commitment and changed the political calculations that led to membership in 1952.


Q: Was NATO Türkiye's first Western alliance?

A: No. Türkiye had already joined the Council of Europe in 1949, received Marshall Plan assistance from 1948, and become part of the Truman Doctrine in 1947. NATO membership strengthened an alignment that was already taking shape.


Q: What is a Kore gazisi?

A: Kore gazisi means "Korean War veteran." The term remains widely recognized in Türkiye because the Korean War marked the country's first overseas military deployment and helped pave the way for NATO membership.


Q: Is Türkiye the only Muslim-majority country in NATO?

A: No. Albania is also a Muslim-majority NATO member. Türkiye is the alliance's largest Muslim-majority country and the only NATO member that also belongs to the Organization of Islamic Cooperation.


Q: Does Türkiye have the second-largest military in NATO?

A: Türkiye has generally maintained NATO's second-largest active military after the United States. Estimates vary by source and methodology, but its position within the alliance has remained broadly consistent.


Q: Has Türkiye's relationship with NATO always been smooth?

A: No. The alliance has experienced periods of cooperation as well as disagreement with Türkiye. Issues including Cyprus, the 1964 Johnson Letter, the 1974 U.S. arms embargo, disputes with Greece, and the S-400 purchase have each shaped the relationship in different ways.


Q: What happened at the 2026 NATO Summit in Ankara?

A: Held on 7 and 8 July 2026, the summit brought NATO leaders to Türkiye for the second time after 2004. Discussions focused on higher defense spending, military modernization, support for Ukraine, and the alliance's long-term security priorities.



Sources

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