The Kremlin warned that its armed forces are “ready to carry out the strike with high-precision”, warning it could target British diplomats returning to Kyiv.
Russia’s defence ministry added: “The presence of advisers from one Western country who are stationed at the centres of decision-making in Kyiv will not necessarily be a problem if Russia decided to respond”.
Prime Minister Boris Johnson said he was “all in favour” of ministers heading to the British embassy in Kyiv after announcing it would reopen.
It comes as Russia cut off gas supplies to Poland and Bulgaria over the country’s refusal to pay for deliveries in roubles.
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