Kremlin spokesperson Dmitry Peskov said Tuesday that Russia's new nuclear weapons doctrine means Ukraine's use of Western ...

The signing of the doctrine, which says that any massive aerial attack on Russia could trigger a nuclear response, ...

Russia says the use of US long-range missiles by Ukraine will lead to "an appropriate and tangible" response. Such an attack ...

President Vladimir Putin on Tuesday signed a revised nuclear doctrine declaring that a conventional attack on Russia by any ...

Russia launched drone attacks on Ukraine overnight as its full-scale invasion continues. G20 leaders meeting in Brazil have ...

Putin has announced Russia will share nuclear deterrence with Russia's allies as Zelensky marks 1000 days of war.

The Russian Ministry of Defence and state-run news agency TASS said on Tuesday that Ukraine's armed forces had suffered more ...

The fundamental principle of the doctrine is that the use of nuclear weapons is a measure of last resort to protect the country’s sovereignty ...

Ukraine has been pleading with the US for months to let it use American-made weapons to hit military targets inside Russia ...

The decision to change Russia's official nuclear doctrine is the Kremlin's answer to a reported decision by the ...

A Russian lawmaker calls President Biden's decision to let Ukraine fire U.S. missiles deep into Russia a "very big step ...