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Russia

This screen shot from a US Defense Department video clip shows a Russian Su-27 fighter jet flying near an American Reaper drone in March, over the Black Sea near Crimea, spraying what the Defense Department says is jet fuel.

Putin’s “bluff”: a cautionary note about underestimating the possibility of nuclear escalation in Ukraine

By Stephen J. Cimbala, Lawrence J. Korb | Nuclear Risk, Nuclear Weapons

Lessons from Zaporizhzhia: How to protect reactors against ‘nuclear piracy’

By Ali Alkis, Bethany Goldblum | Nuclear Energy, Nuclear Risk

Bigger isn’t always better: Why the US fails to deter North Korea, despite nuclear superiority

By Lauren Sukin | Nuclear Weapons

Iskander-M short-range ballistic missile system with two 9M723K5 missiles, at a Russian demonstration of military technology in 2017. The Iskander system is reported to be capable of firing ballistic missiles that can carry a tactical nuclear warhead. Photo by Vitaly Kuzmin

Karaganov’s case for Russian nuclear preemption: responsible strategizing or dangerous delusion?

By Stephen J. Cimbala, Lawrence J. Korb | Nuclear Risk, Nuclear Weapons

A Russian serviceman patrols the territory of the Zaporizhzhia Nuclear Power Plant on May 1, 2022.

The largest danger at the Zaporizhzhia nuclear power plant: intentional sabotage

By Matthew Bunn | Nuclear Energy, Nuclear Risk

Members of the Wagner Group look from a military vehicle with the sign "Brother" in Rostov-on-Don late on Saturday. (Photo by Roman Romokhov/AFP via Getty Images)

What would happen if a military group took over Russia’s nuclear arsenal?

By François Diaz-Maurin | Nuclear Weapons

Wargame shows attacks on reactors would cause meltdowns and military paralysis

By Henry Sokolski | Nuclear Energy, Nuclear Risk

How the United States and NATO can deal with Russian nuclear coercion in Ukraine

By Alexander Vershbow | Nuclear Weapons

The US and Russia must re-assess their strategic relations in a world without New START

By Steven Pifer | Nuclear Weapons

The International Space Station

The prospects for United States–China space cooperation are limited

By Aaron Bateman | Disruptive Technologies

Ukrainian dam is destroyed; nuclear plant lives in a ‘grace period’

By François Diaz-Maurin | Nuclear Energy

soldiers marching in Red Square, Moscow

Nuclear Notebook: Russian nuclear weapons, 2023

By Hans M. Kristensen, Matt Korda, Eliana Johns | Nuclear Notebook, Nuclear Risk, Nuclear Weapons