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

The Poseidon’s power significantly exceeds the power of even our most promising Sarmat intercontinental range missile,” Putin said.

RUSSIA has successfully tested a nuclear-capable Poseidon super torpedo, according to Putin – who boasted it is unstoppable. It’s the second aggressive nuclear test in a matter of

Moscow: Russia has successfully conducted a test of its advanced nuclear-capable underwater drone, Poseidon, Russian President Vladimir Putin announced on Wednesday, RT reported.

Russia delivered an ominous response Thursday after President Donald Trump unloaded a startling announcement that the United States would resume testing nuclear weapons, ending a more than three-decade hiatus.

U.S. President Donald Trump announces recommencement of nuclear-weapons testing seemingly prompted by Putin's boasts