With the death of Alexei Navalny, Russia has lost one of its largest and best-known opposition politicians. The exact circumstances of his death are still unclear. Human rights activists accuse the Kremlin of murder; The employees of the prominent anti-corruption campaigner also assume that the killing was targeted. According to Russian authorities, Navalny, who was physically weak, collapsed while walking in the prison camp in freezing temperatures. According to the prison service, attempts at resuscitation were unsuccessful.
Navalny is not the only Kremlin critic to have met such a fate. Opposition figures and Putin opponents were killed or put in prison. Our photo series shows who had to pay for criticizing President Vladimir Putin.