SUMMARYIn recent years, developments in international arena especially both in commercial and social matters, bring up special relations between the parties and introduce international legal disputes. To resolve the international legal disputes with common rules and to create a harmonization of decisions given by different national courts, several institutes offer contributions to create universal harmonization or unification of procedural law. Harmonization of procedural law has made much less progress. It has been impeded by the assumption that national procedural systems are too different from each other and too deeply embeded in local and political history and cultural tradition. Provisional and protective measures are a fundamental par...