Lithuania Flag for Lithuania

Country Spotlight

Independent between the two World Wars, Lithuania was annexed by the USSR in 1940. Since gaining independence, it has joined NATO and the EU, as well as a number of treaties and organizations pertaining to nonproliferation. Lithuania does not possess any WMD programs, and has dismantled all Cold War-era WMD facilities on its territory.

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Region   Former Soviet Union

2009 Ignalia nuclear power plant fully shut down

2017 Officially withdrew plans to construct a new nuclear power plant with Estonia and Latvia

18 Number of ATACMS missile pods planned to be purchased from US


  • Has never possessed or pursued nuclear weapons
  • Agreed to decommission Ignalia nuclear power plant as a condition of joining European Union
  • Unsuccessfully attempted to block the construction of Belarus’s nuclear power plant due to safety concerns


  • Has never possessed or pursued a biological weapons program
  • Strengthened export controls as a condition of European Union membership
  • Australia Group member


  • Has never possessed or pursued ballistic or cruise missile programs
  • Purchasing U.S. ATACMS missiles and HIMARS rockets
  • Sent Stinger anti-aircraft missiles to Ukraine in February 2022


  • Has never possessed or pursued a chemical weapons program
  • Strengthened export controls as a condition of European Union membership
  • Australia Group member

Treaties and Regimes Memberships

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The NPT is a treaty aimed at limiting the spread of nuclear weapons through the three pillars of non-proliferation, disarmament, and peaceful use of nuclear energy.

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Comprehensive Nuclear Test Ban Treaty (CTBT)

The Comprehensive Nuclear-Test-Ban Treaty bans all nuclear explosion tests on Earth. It needs eight key countries to ratify before entry into force.

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North Atlantic Treaty Organization (NATO)

NATO was founded in 1949 and has 32 Alliance Members. Its member countries are committed to sharing the risks and responsibilities as well as the benefits of collective security.

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Nuclear Suppliers Group

The NSG is a voluntary association of nuclear supplier countries that works to prevent nuclear proliferation by implementing guidelines for nuclear and nuclear-related exports.

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