In this paper, the concept of international treaty in contemporary international law is being analyzed. The concept of international treaty is being reviewed to international as well as to national extent of Lithuania and some other countries, applying the national law of different countries and international law, which define the concept of international treaty. The subject of the research – the main features of an international treaty, advantages and disadvantages of its consolidation in national and international law. The main objective is, by analyzing literature and the practice of courts, to reveal the concept of contemporary international treaty to international and national extent, and to reveal the advantages and disadvantages of international documents, which consolidate the main elements of an international treaty, as well as to find an optimal opportunity to sort out the problem of an ambiguous concept of international treaty. Appealing to the main instruments of international law, the major features of an international law are revealed: it must be an international agreement; it must governed by international law; it must be made in written form; concluded between States or international organizations; embodied in a single instrument or in two or more related instruments; whatever its particular designation. In the paper a problem of insufficient revelation of the main features of an international treaty in international law is analyzed. One more feature of an... [to full text]

In this work there has been analyzed the States expression to be bound by a treaty as one of the treaty making process stages. A detailed study of the means of the expression to be bound by a treaty provided in the 1969 Vienna Convention on the Law of Treaties and the domestic law of the Republic of Lithuania was accomplished: signature, ratification, accession, acceptance, approval, exchange of instruments. The misalignments of the international law and the domestic law of the Republic of Lithuania in the field of expression to be bound by a treaty and a legal impact of them were highlighted. The treaties were divided from the administrative agreements as well. At the end of the work a repeated expression to be bound by a treaty was discussed, some adjustments for the domestic legal acts were proposed.