President Vladimir Putin has threatened to target Kyiv's "decision-making centres" with a new ballistic missile. Questions have been raised about its potential impact and speed after it was used to attack the Ukrainian city of Dnipro last week.

Russian President Vladimir Putin has threatened to strike Ukraine again with a new nuclear-capable ballistic missile following Moscow’s latest widespread attack on critical energy infrastructure.

Vladimir Putin has approved an updated nuclear doctrine, saying that Russia could consider using nuclear weapons if it is subject to a conventional missile assault on it supported by a nuclear power.