Kirill was arrested on August 14, 2021, in connection with a criminal case opened under the article "organizing or actively participating in group actions that grossly violate public order." In September of that year, he was convicted of participating in a post-election protest that took place in Minsk on the night of August 10-11, 2020.
Later, Kirill left Belarus.
In February 2025, a court hearing in absentia was held as part of a special proceeding on the issue of replacing a restriction of freedom with a referral to an open-type institution with imprisonment in a penal colony.
