President Trump issued a chilling warning to Vladimir Putin Monday after the Russian tyrant boasted about testing his country’s new “invincible” nuclear missile.

“They know we have a nuclear submarine, the greatest in the world, right off their shore,” Trump told reporters aboard Air Force One on Monday as he prepared to travel to Japan.

He was speaking after Putin on Sunday hailed an 8,700-mile, 15-hour test flight for Russia’s “unique” nuclear-powered missile, dubbed a “flying Chernobyl,” which the country says could strike targets in the US.

President Trump issued a chilling warning to Vladimir Putin on Monday. Getty Images

“They’re not playing games with us. We’re not playing games with them either,” President Trump continued, before repeating his demand that Putin end the war in

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