The Russian propaganda publication TASS reported the information.On Tuesday, October 28, Russia tested the Poseidon underwater vehicle, during which it was allegedly possible to launch a nuclear power plant.At a meeting with the military, Vladimir Putin called the tests a "huge success" and said that the Poseidon was allegedly impossible to intercept.According to him, the underwater vehicle significantly exceeds the Russian Sarmat intercontinental ballistic missile in terms of power, and is also unique in its speed and depth of movement.On October 26, Putin announced the completion of tests of the Burevestnik nuclear missile, which can allegedly overcome any air defense systems.U.S. President Donald Trump commented on Vladimir Putin's statement about the Burevestnik test, urging him to focus on ending the war against Ukraine.