This diploma thesis deals with court proceedings that were conducted before the State Court in Brno between 1948 and 1952. The thesis focuses only on proceedings in which lawyers were involved. First, it presents a theoretical basis, namely a summary of the post-February 1948 situation. Furthermore, it also describes the laws applied in court proceedings and also maps the actual functioning of the State Court in Brno. In its main part, the thesis analyses the legal proceedings in question and describes the most interesting ones of them. Additionally, it also sheds light on the elements which are common to these proceedings.