MOSCOW, August 5 (RAPSI) - Ilya Gushchin, who was convicted for participation in the riots on Bolotnaya Square on May 6, 2012, has served his term and was released from the prison in the Tulskaya Region, RIA Novosti reports on Wednesday citing Margarita Rimar, Head of Press Service for the regional department of the Federal Penitentiary Service.

Gushchin was arrested on February 7, 2013. On August 18, 2014, the court sentenced him to 2.5 years in a general security prison.

Over 400 people were arrested and scores injured in the Bolotnaya Square protest that turned violent in May 2012. Dozens were later charged with inciting mass riots and assaulting law enforcement officers.

Riot organizers Sergei Udaltsov and Leonid Razvozzhayev were sentenced to 4.5 years in prison each, based partly on testimony by Konstantin Lebedev, who was sentenced to 2.5 years but has been released on parole.

Other participants received prison terms ranging from suspended sentences to four years. Several defendants were pardoned; one is undergoing compulsory mental treatment.