Every State has the duty to ensure that conditions prevailing in its territory do not menace international peace and order. Every State has the duty to settle its disputes with other States by peaceful means in such a manner that international peace and security, and justice, are not endangered. Every State has the duty to refrain from resorting to war as an instrument of national policy, and to refrain from the threat or use of force against the territorial integrity or political independence of another State in any other manner inconsistent with international law and order. Every State has the duty to refrain from giving assistance to any State which is acting in violation of article 9, or against which the United Nations is taking preventive or enforcement action. Every State has the duty to refrain from recognizing any territorial acquisition by another State acting in violation of article 9.
Every State has the right of individual or collective self-defence against armed attack.
Every State has the duty to carry out in good faith its obligations arising from treaties and other sources of international law, and it may not invoke provisions in its constitution or its laws as an excuse for failure to perform this duty. Every State has the duty to conduct its relations with other States in accordance with international law and with the principle that the sovereignty of each State is subject to the supremacy of international law. Text adopted by the Commission at its first session, in 1949, and submitted to the General Assembly as a part of the Commission's report covering the work of that session. The report, which also contains commentaries and observations on the draft declaration, appears in Yearbook of the International Law Commission, 1949.