For over two decades, President Vladimir Putin has squeezed dissent in Russia. Critics, journalists, and defectors have faced dire consequences after opposing him. From poisonings to shootings, mysterious falls from windows, and even plane crashes, there is a long trail of silenced voices.
This list is just a sample. Relevant to discussion on Ukrainian corruption is the fact that when Magnitsky exposed corruption by top government officials in Russia it was he who was put in jail where he subsequently died from torture and medical neglect.
https://www.newsweek.com/putin-critics-dead-full-list-navalny-1870692