European Union (EU) member states are due to extend sanctions against more than 3,000 individuals in connection with Russia's invasion of Ukraine this week. The sanctions list also includes Pyotr (or Petr) ​​Aven, who lives in Latvia and was added to the list four years ago as one of Vladimir Putin's closest oligarchs. He holds Latvian and Russian citizenship.

Aven has been a Latvian citizen since 2016, having apparently completed necessary citizenship procedures including a langua...