NATO, the ‘North Atlantic Treaty Organization’, stands as a cornerstone of international security and defense cooperation, with its roots deeply embedded in the tumultuous aftermath of World War II. While the Nordic countries of Denmark, Finland, Iceland, Norway, and Sweden have maintained a longstanding tradition of neutrality and non-alignment, their relationship with NATO has evolved over time, reflecting the changing dynamics of European security and the global geopolitical landscape.

Early Relations

In the early years of NATO’s formation in 1949, the Nordic countries opted to remain outside the alliance, adhering to their policy of neutrality and independence. Denmark and Norway, however, established close ties with NATO through their participation in the North Atlantic Treaty, pledging to cooperate in matters of defense and security while maintaining their non-aligned status.

Iceland’s Unique Position

Iceland, though not a Nordic country in the strictest sense, occupies a strategic position in the North Atlantic and became a founding member of NATO in 1949. The presence of NATO forces, including the iconic Keflavík Air Base, played a crucial role in safeguarding Iceland’s security during the Cold War and beyond, highlighting the country’s commitment to collective defense within the alliance framework.

U.S. Vice President Kamala Harris meets with Prime Minister Sanna Marin of Finland and Prime Minister Ulf Kristersson of Sweden in Munich (2023) to discuss shared security and shared values. Picture: Public Domain

Finland and Sweden: from Neutrality and Partnership to Membership

Finland and Sweden, while maintaining their policy of military non-alignment for several years, had developed extensive partnerships with NATO over the years. Both countries participated in NATO’s Partnership for Peace program since its inception in the 1990s, engaging in joint military exercises, peacekeeping missions, and defense cooperation initiatives while preserving their sovereign neutrality. Despite their historic commitment to neutrality, Finland and Sweden finally opted for NATO membership, in response to Russia’s behavior in the Baltic Sea region, especially after the aggression of Ukraine.

Challenges and Opportunities

The Nordic countries’ engagement with NATO has not been without challenges and controversies. Debates over the balance between national sovereignty and collective security, as well as concerns over potential entanglements in military conflicts, continue to shape the discourse on NATO membership and partnership. At the same time, NATO offers the Nordic countries a platform to address common security challenges, including terrorism, cyber threats, and hybrid warfare, through multilateral cooperation and mutual assistance.

Looking Ahead

As the security landscape in Europe and the Arctic evolves, the Nordic countries will continue to navigate their relationship with NATO with careful consideration of their national interests and values. Whether through partnership, cooperation, or neutrality, the Nordic countries remain committed to promoting peace, stability, and dialogue in the Euro-Atlantic region, reaffirming their role as key contributors to the collective security architecture of the 21st century.