Baroness Helena Kennedy, a barrister and expert in human rights law, is among nine British individuals targeted in the retaliation.
Foreign secretary Dominic Raab said 'Russian actors' almost certainly tried to amplify sensitive leaked documents.
Durham police found the Number 10 aide might have broken lockdown rules, but it would have been a ‘minor breach’.
Foreign secretary Dominic Raab announced the new UK Government advice to MPs.
