European Union–NATO relations#Membership

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{{Original research|date=January 2020}}

{{Expand French|date=October 2019|topic=gov}}

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{{Infobox bilateral relations|European Union–NATO|European Union|NATO|map=European Union NATO Locator.svg}}

{{Politics of the European Union|foreign relations}}

File:P061521-785055.jpg meet with then-President of the European Council Charles Michel in Brussels, 29 June 2023]]

File:Mark Rutte's visit to the European Commission - 202410 - P064674-270218.jpg with President of the European Commission Ursula von der Leyen in Brussels, 29 October 2024]]

The European Union (EU) and the North Atlantic Treaty Organisation (NATO) are two main treaty-based Western organisations for cooperation between member states, both headquartered in Brussels, Belgium. Their natures are different and they operate in different spheres: NATO is a purely intergovernmental organisation functioning as a military alliance, which serves to implement article 5 of the North Atlantic Treaty on collective territorial defence.{{Cite journal |last=Helferich |first=John |date=2024-12-03 |title=Trapped in the grey zone: NATO-CSDP relations in a new era of European security governance |url=https://link.springer.com/article/10.1057/s41311-024-00647-9 |journal=International Politics |language=en |doi=10.1057/s41311-024-00647-9 |issn=1740-3898|doi-access=free }} The EU on the other hand is a partly supranational and partly intergovernmental sui generis entity akin to a confederationKiljunen, Kimmo (2004). The European Constitution in the Making. Centre for European Policy Studies. pp. 21–26. {{ISBN|978-92-9079-493-6}}.Burgess, Michael (2000). Federalism and European union: The building of Europe, 1950–2000. Routledge. p. 49. {{ISBN|0-415-22647-3}}. "Our theoretical analysis suggests that the EC/EU is neither a federation nor a confederation in the classical sense. But it does claim that the European political and economic elites have shaped and moulded the EC/EU into a new form of international organization, namely, a species of "new" confederation." that entails wider economic and political integration. Unlike NATO, the EU pursues a foreign policy in its own right—based on consensus, and member states have equipped it with tools in the field of defence and crisis management; the Common Security and Defence Policy (CSDP) structure.

The memberships of the EU and NATO are distinct, and some EU member states are traditionally neutral on defence issues. The EU and NATO have respectively 27 and 32 member states, of which 23 are members of both. Another four NATO members are EU applicants—Albania, Montenegro, North Macedonia, and Turkey—and another one, the United Kingdom, is a former EU member. Iceland and Norway have opted to remain outside of the EU, but do participate in the European Single Market as part of their European Economic Area (EEA) membership. Four non-NATO states are members of the EU: Austria, Cyprus, Ireland, and Malta. Several EU and NATO member states were formerly members of the Warsaw Pact.{{Cite web |title=Defence Data Portal |url=https://eda.europa.eu/publications-and-data/defence-data |access-date=2022-06-29 |website=Default |language=en}}

The EU has its own mutual defence clause in Articles 42(7) and 222 of the Treaty on European Union (TEU) and the Treaty on the Functioning of the European Union (TFEU), respectively. The CSDP command and control structure is however much smaller than the NATO Command Structure (NCS), and the extent to which the CSDP should evolve to form a full defence arm for the EU that is able to implement the EU mutual defence clause in its own right is a point of contention. The United Kingdom (UK) had objected to this, when it was still an EU member state. At the UK's insistence in the negotiations leading to the Treaty of Lisbon, Article 42.2 of TEU specified that NATO shall be the main forum for the implementation of collective self-defence for EU member states that are also NATO members.

The 2002 Berlin Plus agreement and 2018 Joint Declaration{{cite web |url=https://www.nato.int/cps/en/natohq/official_texts_156626.htm?selectedLocale=en |title=Joint Declaration on EU-NATO Cooperation |author1= President of the European Council |author2=President of the European Commission |author3=Secretary General of the North Atlantic Treaty Organization |date=10 July 2018}} provide for cooperation between the EU and NATO, including that NCS resources may be used for the conduct of the EU's CSDP missions.{{Cite journal |last=Helferich |first=John |last2=De France |first2=Olivier |date=2022 |title=Conséquences du Brexit sur l’Otan et les Nations unies |url=https://shs.cairn.info/revue-apres-demain-2022-2-page-37 |journal=Après-demain |language=fr |volume=62 |issue=2 |pages= |doi=10.3917/apdem.062.0037 |issn=0003-7176|url-access=subscription }}

History

{{Further|History of NATO|History of the Common Security and Defence Policy}}

{{multiple image

| total_width = 480

| image1=Badge of the Western Union Defence Organisation.svg | alt1=2

| image2=Coat of arms of Supreme Headquarters Allied Powers Europe.svg | alt2=3

| image3=Coat of arms of the European Union Military Staff.svg | alt3=4

| footer = Emblems of former and present European and trans-Atlantic command and control structures: Western Union Defence Organisation (WUDO, l., 1948-1952), its de facto successor: NATO's Supreme Headquarters Allied Powers Europe (SHAPE, m., 1952-present) and the EU's Military Planning and Conduct Capability (MPCC, r., 2017-present).

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{{multiple image

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| image1=Henri IV quarter, Palace of Fontainebleau.jpg | alt1=2

| image2=SACEUR change of command ceremony 130513-A-IL200-669.jpg | alt2=3

| image3=150kortenberg.jpg | alt3=4

| footer = Premises of former and present European and trans-Atlantic command and control structures: WUDO (l.) in Fontainebleau, France, its de facto successor: NATO's SHAPE (m.) in Mons, Belgium, and the EU's MPCC (r.) in Brussels, Belgium.

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=1948–1951: Common origins, where NATO cannibalises intra-European initiatives=

{{Main|Treaty of Brussels|Western Union (alliance)|North Atlantic Treaty}}

The Western Union, established to implement the 1948 Treaty of Brussels signed by Belgium, France, the Netherlands, Luxembourg, and the United Kingdom, represents a precursor to both NATO and the EU's defence arm, the Common Security and Defence Policy (CSDP).

{{WUDO structure}}

{{EU evolution timeline}}

=1954: Failure to establish an autonomous European pillar in NATO=

{{Further|Treaty establishing the European Defence Community}}

Had its founding treaty not failed to acquire ratification in the French Parliament in 1954, the European Defence Community would have entailed a pan-European military, divided into national components, and had a common budget, common arms, centralized military procurement, and institutions. The EDC would have had an integral link to NATO, forming an autonomous European pillar in the Atlantic alliance.

File:Organisation of the European Defence Community.svg

=1996–present: Tensions and mutual interests as EU gains autonomous defence structures=

{{Main|Berlin Plus agreement}}

Following the establishment of the ESDI and the St. Malo declaration, US Secretary of State Madeleine Albright were among others who voiced concern that an independent European security pillar could undermine NATO, as she put forth the three famous D's:

{{Cquote

|text=Our [...] task is working together to develop [the ESDI] within [NATO], which the United States has strongly endorsed. We enthusiastically support any such measures that enhance European capabilities. The United States welcomes a more capable European partner, with modern, flexible military forces capable of putting out fires in Europe's own back yard and working with us through [NATO] to defend our common interests. The key to a successful initiative is to focus on practical military capabilities. Any initiative must avoid preempting [NATO] decision-making by de-linking ESDI from NATO, avoid duplicating existing efforts, and avoid discriminating against non-EU members. [...]

|author=US Secretary of State Albright |source=North Atlantic Council (8 December 1998){{Cite web|url=https://1997-2001.state.gov/statements/1998/981208.html|title=12/8/98 Albright Statement to the North Atlantic Council|website=1997-2001.state.gov}}

}}

=Eastern enlargement=

{{Further|Enlargement of the European Union|Enlargement of NATO}}

Present cooperation

{{Main|Berlin Plus agreement}}

File:SACEUR change of command ceremony 130513-A-IL200-669.jpg (SACEUR) at Supreme Headquarters Allied Powers Europe (SHAPE), the main headquarters of the North Atlantic Treaty Organisation's Allied Command Operations (ACO). SHAPE's main building also flies the EU flag, reflecting the Berlin Plus agreement.]]

The Berlin Plus agreement enables EU operations to be planned and conducted at the military strategic and operational level with recourse to assets and capabilities in the NATO Command Structure (NCS). In such an event, an Operational Headquarters (OHQ) would be set up within NATO's Supreme Headquarters Allied Powers Europe (SHAPE) in Mons, Belgium. SHAPE is the main headquarters of Allied Command Operations (ACO).

When the NCS provides the OHQ, the Deputy Supreme Allied Commander Europe (DSACEUR) acts as Operation Commander (OpCdr).

The Berlin Plus agreement requires that the use of NATO assets by the EU is subject to a "right of first refusal", i.e. NATO must first decline to intervene in a given crisis,{{Cite web|url=http://www.consilium.europa.eu/eeas/security-defence/csdp-structures-and-instruments/eu-operations-centre?lang=en|title=EU Operations Centre|access-date=2019-10-12|archive-date=2013-04-06|archive-url=https://web.archive.org/web/20130406212008/http://www.consilium.europa.eu/eeas/security-defence/csdp-structures-and-instruments/eu-operations-centre?lang=en|url-status=dead}}The Heritage Foundation, March 24, 2008. {{unfit|1=[https://web.archive.org/web/20100217084606/http://www.heritage.org/Research/Europe/wm1863.cfm]}} and contingent on unanimous approval among NATO states, including those outside of the EU. For example, Turkish reservations about Operation Concordia using NATO assets delayed its deployment by more than five months.Bram Boxhoorn, Broad Support for NATO in the Netherlands, 21-09-2005, {{cite web|url=http://www.ataedu.org/article_new.php?id%3D107 |title=Article |access-date=2007-08-19 |url-status=dead |archive-url=https://web.archive.org/web/20070218090444/http://www.ataedu.org/article_new.php?id=107 |archive-date=2007-02-18 }}

The European External Action Service's (EEAS) Military Staff (EUMS), situated in the Kortenberg building in Brussels, has a permanent NATO liaison team and runs a permanent EU cell at NATO's Supreme Headquarters Allied Powers Europe (SHAPE) in Mons.

Comparison

=Command structures=

The CSDP entails collective self-defence amongst member states. This responsibility is based on Article 42.7 of TEU, which states that this responsibility does not prejudice the specific character of the security and defence policy of certain member states, referring to policies of neutrality. See Neutral country§European Union for discussion on this subject. According to the Article 42.7 "If a Member State is the victim of armed aggression on its territory, the other Member States shall have towards it an obligation of aid and assistance by all the means in their power, in accordance with Article 51 of the United Nations Charter. This shall not prejudice the specific character of the security and defence policy of certain Member States." Article 42.2 furthermore specifies that NATO shall be the main forum for the implementation of collective self-defence for EU member states that are also NATO members.

The EU does not have a permanent military command structure. However it has been agreed that North Atlantic Treaty Organization (NATO) military structures may be used for the conduct of the EU's CSDP missions under the Berlin Plus agreement. The Military Planning and Conduct Capability (MPCC), established in 2017 and to be strengthened in 2020, does however represent the EU's first step in developing a permanent military OHQ. In parallel, the newly established European Defence Fund (EDF) marks the first time the EU budget is used to finance multinational defence projects.

==European Union==

{{Main|Command and control structure of the European Union}}

{{location map+ |European Union |float=right|width=300 |caption= Location of alternative OHQs for EU-led military operations: EU headquarters, NATO headquarters and national OHQs offered by member states are shown with red, blue and yellow marks, respectively|places=

{{location map~ |Europe |lat=50.500444|long=3.98325|label=SHAPE |position=left|mark=Blue pog.svg}}

{{location map~ |Europe |lat=50.8425 |long= 4.385556 |label=MPCC|position=right}}

{{location map~ |Europe |lat=48.8567|long=2.3508|label=CPCO |position=bottom|mark=Yellow pog.svg}}

{{location map~ |Europe |lat=52.386286|long=12.97102|label=EinsFüKdoBw |position=right|mark=Yellow pog.svg}}

{{location map~ |Europe |lat=39.641667|long=22.416667|label=EL EU OHQ |position=right|mark=Yellow pog.svg}}

{{location map~ |Europe |lat=41.9|long=12.5|label=ITA-JFHQ |position=top|mark=Yellow pog.svg}}

{{location map~ |Europe |lat=36.620763|long=-6.331558|label=ES OHQ|position=right|mark=Yellow pog.svg}}

}}

{{European Union command and control structure}}

==NATO==

{{Main|Structure of NATO}}

{{NATO commands}}

NATO's command structure, under the North Atlantic Council and the NATO Military Committee, is split into Allied Command Operations, responsible for all military operations, and Allied Command Transformation responsible for capability development.

Membership

[[Image:EU and NATO.svg|thumb|Map showing European membership of the EU and NATO

{{legend|#ffd617|EU member only}}

{{legend|#000|NATO member only}}

{{legend|#039|member of both}}]]

File:Coats of arms of Belgium Military Forces.svg emblem]]

The memberships of the EU and NATO are distinct. The EU and NATO have respectively 27 and 32 member states, of which 23 states are members of both.

The four EU member states which are not members of NATO (Austria, Cyprus, Ireland and Malta) held positions of neutrality during the Cold War, which they have since maintained. However, all but Cyprus are members of NATO's Partnership for Peace. Cyprus is the only EU member state that is neither a full member of NATO nor participates in the Partnership for Peace. Any treaty concerning Cyprus' participation in NATO would likely be blocked by Turkey because of the Cyprus dispute.{{cite news |last=Dempsey |first=Judy |date=24 November 2010 |title=Between the European Union and NATO, Many Walls |newspaper=The New York Times |url=https://www.nytimes.com/2010/11/25/world/europe/25iht-letter.html |access-date=28 March 2014}} The 2022 Russian invasion of Ukraine reignited debate surrounding NATO membership in several countries, with Finland and Sweden both joining NATO after decades of neutrality.

Of the 32 NATO member states, 30 are European states. The 7 European states which are NATO members, but not EU members, include four states that have applied for EU membership (Albania, Montenegro, North Macedonia, and Turkey), as well as the United Kingdom which is a former EU member. The two others — Iceland and Norway — have opted to remain outside of the EU, however participate in the EU's single market.

Several EU member states were formerly members of the NATO rival Warsaw Pact.

{{Participation in Euro-Atlantic defence arrangements}}

See also

References

{{Reflist}}