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  1. North Atlantic Treaty Organization | NATO

    3 days ago · NATO is a defensive alliance of 32 countries from Europe and North America. Its mission is to defend its member countries and their one billion citizens.

  2. NATO member countries

    Mar 11, 2024 · NATO was created by 12 countries from Europe and North America on 4 April 1949. Since then, 20 more countries have joined NATO through 10 rounds of enlargement (in 1952, 1955, …

  3. Overview - 2025 NATO Summit in The Hague

    At the summit, NATO Leaders addressed a variety of issues facing the Alliance. They focused on deterrence and defence, ensuring that NATO has the resources, forces and capabilities to face any …

  4. What is NATO?

    NATO is an alliance of countries from Europe and North America. It provides a unique link between these two continents, enabling its members on both sides of the Atlantic to consult and cooperate in …

  5. A short history of NATO

    A short history of NATO This page provides a quick overview of NATO history, from 1945 to present. It is often said that the North Atlantic Treaty Organization was founded in response to the threat posed by …

  6. Organization - NATO

    Explore the fundamentals of NATO - its member countries, the founding treaty, how the Alliance works, where it has civilian offices and military installations, who are the principal officials, and much more.

  7. Collective defence and Article 5 | NATO Topic

    Nov 12, 2025 · Collective defence is NATO’s most fundamental principle. Article 5 of the North Atlantic Treaty states that an armed attack against one NATO member shall be considered an attack against …

  8. NATO Force Model

    Apr 2, 2025 · The NATO Force Model is a framework through which the Alliance organises, manages, activates and commands Allied national forces in support of NATO’s three core tasks: deterrence …

  9. NATO operations and missions

    Jul 30, 2025 · NATO conducts a variety of operations and missions in the Euro-Atlantic area and beyond. These crisis prevention and management activities range from peace support operations …

  10. Deterrence and defence | NATO Topic

    Dec 10, 2025 · NATO is a defensive alliance. Its members are committed to safeguarding the freedom and security of all Allies, against all threats, from all directions. They do this by maintaining a credible …