If Trump Hates Obama’s Nuclear Deal, Why Is He Letting Up on Iran?
Iran is stockpiling enriched uranium and may soon receive advanced weapons from Russia. Trump has an easy way to tighten the screws.
China’s Nuclear Arms Are a Riddle Wrapped in a Mystery
Beijing's plans to build new missiles, expand anti-satellite capabilities and increase nuclear material production far above civilian needs have the world guessing.
Low-Yield Nukes Are a Danger, Not a Deterrent
Deterrence theorists are pushing ideas that have never been tested.
Trump’s Penny-Pinching Dooms His Korean Diplomacy
The U.S. president stumbled into rare success with Pyongyang. Now he’s screwing it up.
Kim Jong Un’s Warning for Trump
With a deadline for restarting nuclear talks looming, North Korea ups the ante on the United States.
New U.S. Missiles in Asia Could Increase the North Korean Nuclear Threat
After withdrawing from the INF Treaty, U.S. officials have been worrying about Beijing, but as Washington starts to deploy previously banned missiles in the Pacific, the real risk will come from Pyongyang.
The United States’ Nuclear and Non-Nuclear Weapons Are Dangerously Entangled
New evidence from the Yom Kippur War shows how such knots can lead to nuclear annihilation.
Trump Is More Vulnerable Than Ever to Kim Jong Un’s Nuclear Extortion
Trump’s growing impulsiveness and unilateral decision-making may signal to Kim that he can get precisely what he wants.
Blast From the Past
Forty years ago, a U.S. satellite detected the telltale signs of a nuclear explosion. An analysis of the evidence today points to a clandestine nuclear test, a Carter administration cover-up, and only one country that was willing and able to carry it out: Israel.
Why Indians and Pakistanis Want a War
Most South Asians are too young to have experienced the horrors of the conflicts fought in the region. That’s one reason why they’re quick to clamor for one.
How to Make a Lasting Deal With Iran
Maximum pressure won’t make Tehran capitulate. Letting it enhance its conventional military capabilities could convince it to rein in proxies and curb its nuclear and missile programs.
Is Russia’s Doomsday Missile Fake News?
Experts are skeptical that Moscow has the money or technical know-how to field Putin’s promised arsenal.
Our Top Weekend Reads
The U.S.-China trade war reignites, the Fed takes bold action, and a U.S.-Russia nuclear treaty comes to an end.
The INF Treaty Is Dead, and Russia Is the Biggest Loser
In a future arms race between Beijing, Moscow, and Washington, the Kremlin will never be able to keep up.
What Does the Demise of the INF Treaty Mean for Nuclear Arms Control?
Trump’s exit from the U.S.-Russia treaty, which officially takes effect Friday, raises questions about whether the era of arms control is ending—or being reinvented.
Document of the Week: When Sweden Wanted Nukes
A 1963 U.S. intelligence assessment underscores how many countries—even Sweden—were exploring nuclear weapons programs at the height of the Cold War.
From Pariah to Pawn
Trump helped make Kim Jong Un a global statesman. Now China is using him to antagonize the United States.
Nuclear Disarmament’s Lessons for Climate Change.
If we can ban nukes, we can ban carbon emissions. Here’s how.