Iran’s president says Tehran has rejected direct negotiations with the United States in response to a letter from President ...

Ukraine’s security future must be integrated into Europe’s, and squarely into the process of refashioning the U.S.-Russian ...

The United States has raised a big red flag as Russia is working on a satellite that might carry nuclear space weapons. This ...

In this week's letters, readers weigh in on the Trump administration's treatment of Ukraine as well as threats to Social Security and other programs.

Trump is not the bad guy in Ukraine-Russia war In 1994, the U.S., U.K., Ukraine and Russia signed a nonproliferation treaty.

In 1994, the U.S., U.K., Ukraine and Russia signed a nonproliferation treaty. Nuclear weapons were removed from Ukraine and sent to Russia. Why did President Bill Clinton let Russia have the weapons?

Countway Library exhibit Prescriptions for Peace highlights role of health care professionals in anti-nuke movement. In 1961, ...

A failure to enhance deterrence could incentivize Beijing and Moscow to undertake greater geopolitical risks at the United ...

After pursuing a ceasefire in the Black Sea with Ukraine, Vladimir Putin launched a new nuclear-powered submarine in Murmansk ...

Weeks before leaving office, President Biden opened a new door for missile proliferation by allowing the transfer of ...

My grandfather J. Robert Oppenheimer shared the first principle of nuclear weapons: The only safety from them is in ...

If we hold onto nuclear weapons, most world cities face potential incineration within about an hour’s time. The resulting ...