Castro e Silva was arrested in July 2021 in connection with a criminal case opened under the articles "group actions grossly violating public order" and "participation in mass riots." In October of the same year, he was convicted of participating in post-election protests that took place from August 9 to 10, 2020, in Minsk on Nemiga Street and in the area of the Riga shopping center.
He was released in May 2024, having fully served his sentence.
