Ashley T. Johnson, the Special Agent in Charge of the FBI’s St. Louis Division, believes that Thursday’s federal indictment is just the beginning.

President Alexander Lukashenko of Belarus has said that more than a dozen Russian nuclear weapons have been moved to his country.

The device would have had a yield approximately double that of the combined explosive power of all nuclear weapons in ...

“The relationship between nuclear weapons and human security is similar to that of the relationship between economic inequalities and social justice: if you have the first, the second is very ...

What is Putin’s nuclear weapons threat? On 24 February 2022, in a televised speech heralding the Russian invasion of Ukraine, President Vladimir Putin issued what was interpreted as a threat to use ...

declaring for the first time that it would use nuclear weapons not only in response to an attack that threatened its survival, but also in response to any attack that posed a “critical threat ...

It revolves around the assumption that any belligerent deployment of nuclear weapons upon one nuclear nation, no matter how limited, could result in an all-out thermonuclear war. This premise ...

Meanwhile, Newsweek has compared how different countries' nuclear weapons compare, by using maps produced by Alex Wellerstein, a professor and historian of nuclear technology, to assess what the ...

Since Russia’s February 2022 invasion of Ukraine, Russian President Vladimir Putin has threatened to use nuclear weapons against the West, stated that Russia has deployed nonstrategic nuclear ...

The new version has been in the works for months. It lets him use nuclear weapons in response to even a conventional attack by a nonnuclear nation that is backed by a nuclear power. That possibly ...

Ukrainian President Volodymyr Zelensky marked 30 years since his country voluntarily gave up nuclear weapons in a post on X, formerly known as Twitter, and criticized the move. Writing about the ...

The role that nuclear weapons play in international politics and security is evolving. Crucially, these changes are manifesting themselves in competing ways for two different groups of countries. For ...