Touting new weapons tests, Moscow signals to Washington that it must contend with the Kremlin’s power and negotiate.

Russia has claimed to have successfully tested its Poseidon nuclear-powered underwater drone, but the claim has been met with skepticism.

Putin announced successful Poseidon nuclear drone testing as President Donald Trump urged Russia to end the Ukraine war ...

The Kremlin’s constant nuclear boasts may have finally struck a chord in the White House, with President Donald Trump ...

President Vladimir Putin says Russia has conducted a successful test of a new atomic-powered and nuclear-capable underwater ...

The test comes days after President Vladimir V. Putin announced the previous trial of another Russian nuclear weapon.

Moscow carried out a successful test of its new “invincible” nuclear-capable cruise missile, with the Kremlin working towards ...

Putin touts tests of Russia’s nuclear “Poseidon” drone, built to trigger radioactive tsunamis—analysts see posturing, not ...

The Kremlin has issued a stern warning to the US after President Trump announced plans to resume nuclear weapons testing, ...

Russia has tested a new nuclear-capable cruise missile, moving closer to deploying it, according to President Vladimir Putin ...

Questions have arisen after Russian President Vladimir Putin said his country tested two nuclear-capable weapons this week.

Russian President Vladimir Putin’s latest threats that Moscow is preparing to deploy its new “invincible” nuclear-capable ...