In this video grab provided by RU-RTR Russian television, Russia's new Sarmat intercontinental ballistic missile blasts off during a test launch from an undisclosed location in Russia. Photo: AP

Putin may boast, but his new nuclear arsenal is unlikely to change the balance of power

US security remains based on its ability to launch a massive counterstrike should Russia stage a nuclear attack – regardless of whether Moscow’s new weapons are invulnerable to missile defences

Topic |   Russia

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In this video grab provided by RU-RTR Russian television, Russia's new Sarmat intercontinental ballistic missile blasts off during a test launch from an undisclosed location in Russia. Photo: AP
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