Based on the monitoring of criminal processes initiated in connection with the peaceful protest on 19 December 2010 in Minsk, this study gives an account of the preconditions for, and the course of, the proceedings and makes a legal assessment of their compliance with constitutional guarantees and international fair trial standards. The publication is addressed to government officials, scholars, practicing lawyers, law students, human rights defenders and a broader audience of those who have a keen interest in the social and political life in Belarus.