Building a future
beyond nuclear fear.
We are a hub where thought leaders, innovators, campaigners, and activists convene and take action to move us closer to a world free from nuclear threats.
Ploughshares is a relentless force committed to eliminating the threat of nuclear weapons. As the largest foundation singularly focused on reducing this danger, we grow and amplify the impact of the most effective advocates and organizations in the world through critical funding and trusted field building support.
Nuclear war affects everyone. We raise much-needed awareness to the perils of nuclear weapons development, testing, and use.
Latest from our Story Center
Statement on Iran
A new war with Iran is not what the American people want. President Trump has no clear objectives and no Congressional approval. His military threats against Iran only make successful diplomacy a more distant prospect while military action would risk needless Iranian and American casualties in service of a conflict that threatens US interests and…
‘Bombshell’ and the Battle for Truth: Journalism, Power, and the Nuclear Age
Featured photo: Journalist Charles Loeb in 1958, courtesy of Cleveland Public Library/Photograph Collection Eighty years after the atomic bombings of Hiroshima and Nagasaki, the story of how the United States first told the world what had happened—and what it deliberately withheld—remains disturbingly unfinished. Bombshell, written and produced by filmmaker Ben Loeterman and co-produced by journalist…
The New START treaty expired—Ploughshares grantees are taking action
Today, New START—the last remaining nuclear arms control treaty between the United States and Russia—formally expired. For the first time in decades, there are no legally binding limits on the world’s two largest nuclear arsenals. At a moment of heightened global tension, the loss of this treaty makes the world even more dangerous. But just…
9 countries in the world possess nuclear weapons.
Of the approximately 12,121 weapons that exist today, the United States and Russia have a combined total of 10,624, accounting for over 90 percent of the world’s nuclear arsenal.










