nuclear weapons

The next president should move swiftly to reassure allies that the U.S. nuclear guarantee remains credible—or risk rapid nuclear proliferation.

The country has good reason to want first-strike capabilities. But the actual state of its arsenal suggests that it won’t get them.

With its economy in trouble, Tehran will have to talk to Washington. But the next administration shouldn’t rush things.

As the military balance of power shifts in China’s favor, Beijing may be increasingly tempted to act against Taiwan.

Washington speaks of deterrence when it comes to Pyongyang, but Kim would never strike unless attacked first.

Why Bolton will be one of the most negative influences on U.S. security policy for decades to come.

The administration insists any future START treaty has to include Beijing as well as Moscow, but experts say there is almost no chance China will agree.

Iran is stockpiling enriched uranium and may soon receive advanced weapons from Russia. Trump has an easy way to tighten the screws.

Beijing's plans to build new missiles, expand anti-satellite capabilities and increase nuclear material production far above civilian needs have the world guessing.

Deterrence theorists are pushing ideas that have never been tested.

The U.S. president stumbled into rare success with Pyongyang. Now he’s screwing it up.

With a deadline for restarting nuclear talks looming, North Korea ups the ante on the United States.

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.

New evidence from the Yom Kippur War shows how such knots can lead to nuclear annihilation.

Trump’s growing impulsiveness and unilateral decision-making may signal to Kim that he can get precisely what he wants.

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.

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.

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.

Tehran needs a friend. Beijing may be a dangerous one.