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I find hope in the work of long-established groups such as the Arms Control Association...[and] I find hope in younger anti-nuclear activists and the movement around the world to formally ban the bomb.

– Vincent Intondi
Professor of History, Montgomery College (Takoma Park, Maryland)
July 1, 2020
Project for the Comprehensive Test Ban Treaty

Project for the CTBT Blog

The Project for the CTBT aims to support and coordinate the work of NGOs and policy, scientific and security experts in order to provide the public and policy-makers with sound information and analysis about the Comprehensive Test Ban Treaty. The following updates provide news and analyses on the status of the treaty and work of the CTBT Organization. To receive these by email, subscribe to our regular updates list.

Quick References:

  • George Schultz: U.S. Should Ratify CTBT "the sooner the better"
    February 23, 2016
  • NGOs Urge Reinforcing the Norm Against Nuclear Testing
    February 11, 2016
    Noting that CTBT entry into force is, unfortunately, still many years away, a number of U.S.-based NGOs are actively pursuing a campaign aimed at UN Security Council members and other “Friends of the CTBT” states to pursue a non-binding UN Security Council resolution and a parallel UN General Assembly measure to reinforce the norm against testing.
  • Israel's Potential Future Ratification of the CTBT
    January 29, 2016
    On January 27, Israel’s permanent representative to the International Atomic Energy Agency (IAEA) and Comprehensive Test Ban Treaty Organization (CTBTO), Merav Zafary-Odiz, spoke of the country's commitment to a moratorium on nuclear testing and potential future ratification of the CTBT.
  • Looking Ahead in 2016
    January 19, 2016
    In 2009, the Arms Control Association launched this project to help disseminate information, ideas, and analysis about the “longest-sought, hardest-fought prize” in arms control—the Comprehensive Test Ban Treaty (CTBT)—and the steps to bring it into force. Since then, we’ve seen progress in many areas. At the same time, there have been setbacks and disappointments.
  • North Korea's Fourth Nuclear Test: A Wake Up Call
    January 7, 2016
    On January 6, North Korea conducted its fourth underground nuclear weapons test explosion. The government in Pyongyang claims it conducted a successful test that “scientifically verified the power” of a small hydrogen bomb.
  • Blasts from the Past
    December 15, 2015
    This past October, Undersecretary of State for Arms Control and International Security Rose Gottemoeller visited several states where the United States conducted some of the 1,030 nuclear weapons test explosion before the end of nuclear weapons testing in September 1992. Her mission: to speak about the enduring value of the 1996 Comprehensive Test Ban Treaty (CTBT)—which the United States was the first to sign but is still among the last few that has not yet ratified.
  • Japanese Prime Minister and Kazakh President Sign Joint Statement
    October 28, 2015
    On October 27, Japanese Prime Minister Shinzo Abe and Kazakh President Nursultan Nazarbayev signed and adopted a joint statement in support of the early entry into force of the Comprehensive Test Ban Treaty (CTBT).
  • Secretary Kerry Determined to "Reopen and Re-Energize" CTBT Debate
    October 22, 2015
    Secretary of State John Kerry refocused attention on the Comprehensive Test Ban Treaty (CTBT) and its value to U.S. security with remarks about the treaty at an October 21 event. He said that "in the months to come, we're going to reopen and re-energize the conversation about the treaty on Capitol Hill and throughout our nation."
  • Secretary Kerry Determined to "Reopen and Re-Energize" CTBT Debate
    October 22, 2015
  • States Gather to Assess Effort to Bring CTBT Into Force: "Business as Usual" Will Not Do
    October 2, 2015
    In 1996, during the Comprehensive Test Ban Treaty (CTBT) negotiations, some states insisted on a complex formula for entry into force. Article XIV of the treaty requires that forty-four specific states with nuclear reactors on their soil, listed in Annex II of the treaty, must ratify to trigger full implementation.

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