Britain imposes sanctions on President Putin's inner circle

President Putin with Sergei Kiriyenko, a senior aide, who has been sanctioned. ALEXEI DRUZHININ. Britain has imposed sanctions on members of President Putin’s inner circle over the poisoning of the opposition leader Alexei Navalny with the same Soviet-era nerve agent used in the Salisbury attack. Dominic Raab, the foreign secretary, said that six men, who include the head of the Russian domestic spy agency, would face having assets frozen and travel bans in line with measures imposed by the European Union.