In this paper, the author considers the issues of one’s legal personality in international law in general, with emphasis on the international legal personality of the European Union. The focus of discussion is on the character and structure of the European Union’s international legal personality and its peculiarities as a unique, juridical person. Special attention was given to the notion of the EU as a sui generis subject of international law, along with its scope of activities and supranational elements. As pointed out in this paper, these issues are numerous. Firstly, the issue of the European Union’s status within the international legal order is analysed and, further on, the character and the elements of its legal personality and the s...