Kremlin spokesman Dmitry Peskov’s recent reaffirmation of Russia’s nuclear doctrine is a thinly veiled warning to the United States, prompted by President Trump’s new, more aggressive Ukraine policy.

New images assessed by Business Insider show new roadworks, buildings, and modifications, with some sites undergoing rapid expansion.

The past two months have witnessed a remarkable spike in warfare involving nuclear powers. From May 7 to May 10, India and Pakistan exchanged artillery fire, bombs, cruise missiles, and drones in their most intense round of combat since 1999.

Former Russian President Dmitry Medvedev said on Thursday that the West was practically waging a full-scale war against Russia and that Moscow should respond in full and, if necessary, launch preemptive strikes,

Japan is facing its most severe security environment since World War II as three potential adversaries in East Asia – China, Russia and North Korea – ramp up military activities in the region, the country’s defense minister said Tuesday.

Medvedev did not list specific countries that might pitch in and support Iran. However, Russia historically has backed Iran's nuclear program. Russian President Vladimir Putin also offered to mediate peace talks between Iran and Israel on Wednesday. Moscow also has offered to intervene and help negotiate a nuclear deal between the U.S. and Iran.

Since Russia invaded Ukraine in 2022, Putin and other Kremlin voices have frequently threatened the West with its nuclear arsenal.But that hasn’t deterred Kyiv’s allies from giving it billions ...

Russia has been upgrading and modernizing several nuclear bases for its European and Pacific forces. Business Insider obtained new satellite images that show the major construction at the sites.

Vladimir Solovyov says Russia should 'go down the path' of escalation in response to Donald Trump's pledge to send Patriot missiles to Ukraine.