Council for a Livable World

Political action to reduce nuclear threats

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After Oppenheimer, what happened next?

The warnings of Manhattan Project scientists like Oppenheimer are still relevant today, but we won't stop until every nuclear weapon is gone. Here’s your primer on what has happened since the Trinity Test and how you can act now to prevent nuclear war.

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No First Use and other smart policies that limit nuclear risks

If the United States uses nuclear weapons first, a nuclear-armed adversary is likely to retaliate against us or our allies with nuclear weapons. Keeping the threat of nuclear first use on the table is an outdated and dangerous policy. A No First Use policy just makes sense.

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Commemorate 60 Years of Council for a Livable World

More than 60 years after our founding by Manhattan Project nuclear physicist Leo Szilard, we are still working to create a world free from nuclear threats through political action and advocacy. Learn about what we've done since 1962 and how you can join us.

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Twin threats: nuclear weapons and climate change

There are two serious threats to all life on earth: climate change and nuclear war. Both are existential. Both are preventable. But only one can destroy the world in 30 minutes.

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Political action to reduce nuclear threats, since 1962

Manhattan Project nuclear physicist Leo Szilard founded Council for a Livable World in 1962 to deliver “the sweet voice of reason” about nuclear weapons to Congress, the White House, and the American public.

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A nonpartisan nonprofit promoting policies to reduce and eventually eliminate nuclear weapons, and to minimize the risk of war through lobbying and by helping elect and support Members of Congress who share our goals.

Candidates

Meet the Congressional candidates who support smart nuclear arms control and non-proliferation policies.

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Legislation

Learn what bills we're supporting, what various legislation would mean for national security, and where it all stands in Congress.

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Take Action

Nuclear weapons policy can seem intimidating, but you are not powerless to make this world safer from nuclear threats.

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History

Founded in 1962, we have decades of experience in shaping Congress and nuclear policy, and have helped elect 400 members.

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STATEMENT ON TRUMP-ZELENSKYY OVAL OFFICE MEETING

(FEBRUARY 28—WASHINGTON) Following the abortive meeting in the Oval Office this afternoon, the Center for Arms Control and Non-Proliferation and Council for a Livable World release the following statement from Executive Director and former Congressman John Tierney, a nuclear weapons and diplomacy expert: “Today, President Trump addressed President Zelenskyy as if he were a defeated […]

With Trump at the Helm, Nuclear Uncertainty Is Set to Grow in 2025

Executive Director John Tierney was interviewed in Truthout about the nuclear uncertainty under the incoming Trump administration. Immediately after the U.S. election, Council For a Livable World, a nonpartisan organization that promotes policies to reduce nuclear weapons, identified nine goals for the incoming Trump administration, including demanding greater accountability over nuclear weapons modernization and systems considered “strategically questionable,” […]

How Council-endorsed candidates feel about sole authority

On December 17, The New York Times released the results of its survey of all 530 incoming Members of Congress. They asked three critical questions about the president’s sole authority to launch a preemptive or first nuclear strike or launch a nuclear attack without congressional approval in response to an enemy’s incoming nuclear missile attack: a. […]

COUNCIL EAGER TO ADVANCE RATIONAL NUCLEAR AGENDA: 9 GOALS FOR A TRUMP-VANCE ADMINISTRATION

CONTACT: Anna Schumann Communications Director aschumann@clw.org (NOVEMBER 6 – WASHINGTON) Council for a Livable World is eager to work with the new administration and allies in Congress to reduce nuclear threats that endanger all Americans, regardless of political affiliation. We expect to push back against dangerous nuclear weapons and Pentagon policies such as those proposed […]

COUNCIL MOURNS LOSS OF ADVISORY BOARD MEMBER GEN. JOHN H. JOHNS

(OCTOBER 28—WASHINGTON) Council for a Livable World, a nonpartisan nonprofit dedicated to reducing and eventually eliminating nuclear risks through advocacy and electoral work, is saddened to learn of the passing of longtime advisor and friend General John H. Johns. General Johns was a trusted voice on national security issues and a staunch supporter of the […]

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