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“For half a century, ACA has been providing the world … with advocacy, analysis, and awareness on some of the most critical topics of international peace and security, including on how to achieve our common, shared goal of a world free of nuclear weapons.”

– Izumi Nakamitsu
UN High Representative for Disarmament Affairs
June 2, 2022
Missiles and Missile Defense
  • U.S. Discloses Nuclear Stockpile Numbers
    November 1, 2021

    The Biden administration, reversing its predecessor, has publicly released the total number of nuclear weapons in the U.S. stockpile.

  • Missile Defense Review Begins
    October 1, 2021

    Among other issues, the Biden administration’s review will consider whether missile defense should be part of arms control negotiations with Russia.

  • North Korea Rachets Up Nuclear, Missile Activities
    October 1, 2021

    Pyongyang continues to expand its nuclear capability by testing more missiles and reportedly restarting a reactor capable of producing plutonium.

  • South Korea Tests Submarine-Launched Missile
    October 1, 2021

    The test, several hours after North Korea tested a different missile, marked South Korea as the first non-nuclear weapon state to have SLBM capability.

  • Understanding Hypersonic Weapons: Managing the Allure and the Risks
    September 14, 2021

    The U.S. rush to field hypersonic weapons merits a more critical examination by the Biden administration and Congress given the many unanswered questions about their rationale, technical viability, cost-effectiveness, and escalatory risks. This new report outlines the scope of these unanswered questions and suggests recommended actions.

  • North Korea and the Proof of Nuclear Adherence
    September 1, 2021

    North Korea’s nuclear and missile capabilities present huge challenges. Nevertheless, innovative and even unorthodox approaches and tools can help render these challenges more manageable.

  • New Chinese Missile Silo Fields Discovered
    September 1, 2021

    China’s construction of new long-range missile silos is raising concerns.

     

  • New Cruise Missile Cost Rises
    September 1, 2021

    The cost projection for a new long-range standoff weapon has increased 30–50 percent from the U.S. Air Force’s earlier estimate.

  • South Korea Boosts Military
    September 1, 2021

    With the commissioning of a ballistic missile submarine in August, South Korea has taken another step towards developing its defense industry.

  • U.S. Hypersonic Glide Vehicle Test Fails Again
    September 1, 2021

    U.S. Hypersonic Glide Vehicle Test Fails Again

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