A multilateral agreement is reached between several countries, which establishes rights and obligations between each party and each other party.  Multilateral treaties may be regional or involve states from around the world.  „Mutual guarantee” treaties are international pacts, for example. B the Treaty of Locarno, which guarantees each signatory the attack of another.  The agreement of a head of government may be invalidated if, at the time of conclusion, there was a misunderstanding of a fact or situation that constituted the „essential basis” of the state agreement. Consent is not invalidated if the misunderstanding is due to the state`s own conduct or if the truth should have been obvious. the UN Convention on Combating Desertification: an international agreement to help countries where the lack of rain has the effect of making the land so dry that it cannot be used for agriculture. An agreement between two countries is described as „bilateral,” while an agreement between several countries is „multilateral.” Countries bound by countries bound by an international convention are generally referred to as „Parties.” Responsibility for Protection: An agreement reached in 2005 between all UN member states to protect people from genocide, war crimes, ethnic cleansing and crimes against humanity. On December 10, 2019, the First Victorian People`s Assembly met for the first time in the upper house of Victoria`s Parliament in Melbourne. The main objective of the Assembly is to develop the rules under which individual agreements are negotiated between the Victorian government and some Victorian Aborigines. It will also establish an independent contractual authority to oversee and ensure fair negotiations between Aboriginal groups and the Victorian government.
 Prior to 1871, the U.S. government regularly entered into contracts with Indians, but the Indian Appropriations Act of March 3, 1871 (Chapter 120, 16 Stat. 563) had annexed a horseman (25.C No. 71) who effectively terminated the presidential treaty by presenting that no Indian nation or tribe can be recognized as a nation, tribe or independent power – with which the United States can enter into contractual contracts. After 1871, the federal government continued to maintain similar contractual relations with Indian tribes through agreements, statutes and executive ordinances.  An agreement between countries that does not test nuclear weapons, an agreement between two or more countries or persons that gives them power or influence over international law through treaties, has been largely codified by the Vienna Convention on Treaty Law, which defines the rules and procedures governing the establishment, modification and interpretation of treaties , as well as mediation and resolution of disputes and alleged violations.  Treaties are considered to be one of the oldest manifestations of international relations as the main source of international law.  In international law and international relations, a protocol is generally an international treaty or agreement that complements a previous treaty or international agreement.