Councils raised Ukrainian flags following Russia's invasion in 2022, but some Reform-run local authorities have now lowered these in favour of flying local flags and the Union Jack.
The Ukrainian President joined Sir Keir, Emmanuel Macron and German Chancellor Friedrich Merz for talks on air defence in the face of increasing 'Russian aggression'.
St Petersburg governor Alexander Beglov advised residents not to go outside and warned of possible disruptions to mobile internet service following the airstrikes on Saturday.
Volodymyr Zelensky has challenged Vladimir Putin to meet with him on neutral territory, warning the Russian president that he will have to 'fight for his own existence' if he doesn't end the war.