Alexander was taken into custody in the courtroom as part of a criminal case opened after spontaneous protests that took place on August 10, 2020 in Brest against the falsification of the presidential elections. He was convicted of participating in "mass riots". According to the case materials, the total damage amounted to about 24 thousand Belarusian rubles.
He was released in April 2024, having fully served his sentence as determined by the court.
