Explainer-Russia's plan to deploy nuclear weapons in Belarus

FILE PHOTO: Russian President Vladimir Putin and Belarusian President Alexander Lukashenko attend a meeting of the Supreme State Council of the Union State of Russia and Belarus at the Kremlin in Moscow, Russia April 6, 2023. Sputnik/Mikhail Klimentyev/Kremlin via REUTERS/File Photo

MOSCOW (Reuters) - Russian President Vladimir Putin in March announced a plan to deploy tactical nuclear weapons in Belarus, Moscow's first move of such warheads outside Russia since the 1991 fall of the Soviet Union.

What is known about the deployment?