Alexander was arrested in September 2021 in connection with a criminal case opened for online comments following the deaths of KGB officer Dmitry Fedosyuk and IT specialist Andrei Zeltser in Minsk.
In June 2022, he was found guilty of "inciting hatred or discord" and "insulting a government official" and sentenced to imprisonment.
According to human rights activists, he was released in November 2022, having fully served his sentence.
