Russia has successfully tested its nuclear-powered Burevestnik cruise missile, a nuclear-capable weapon Moscow says can pierce any defence shield, and will move towards deploying the weapon, President Vladimir Putin said on Sunday.

The test, alongside a nuclear drill last week, sends a message that Russia, in Putin's words, will never bow to pressure from the West over the war in Ukraine as US President Donald Trump takes a tougher stance against Russia to push for a ceasefire.

Russia's top general, Valery Gerasimov, chief of the general staff of Russia's armed forces, told Putin that the missile travelled 14,000 km (8,700 miles) and was in the air for about 15 hours when it was tested on October 21.

Russia says the 9M730 Burevestnik (Storm Petrel) - dubbed the SSC-X-9 Skyfall by NATO -

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