My doctoral thesis is focused on the main principles and elements of Roman procedural law. However, during my research I realised the terms are very similar. One of the main points of my thesis is dedicated to the constitutional system of Roman republic and its norms, including the very important law codex, the Twelve Tables Law. Moreover, I take the Justinian Codification of Roman law into focus. A very important source is also antique literature, texts of prominent lawyers and various types of administrative acts. A vast inspiration can be found in many European museums. The main principles and elements are applicable to actions, defendants and plaintiffs, to judicial hearing and to the days when judicial hearings could be held. I focus o...