The Covenant of the Treaty of Versailles
THE HIGH CONTRACTING PARTIES, In order to promote international co-operation and to achieve international peace and security by the acceptance of obligations not to resort to war by the prescription of open, just and honourable relations between nations by the firm establishment of the understandings of international law as the actual rule of conduct among Governments, and by the maintenance of justice and a scrupulous respect for all treaty obligations in the dealings of organised peoples with one another Agree to this Covenant of the League of Nations.