International Treaties International Treaties on the Law of Treaties International Treaties on Diplomatic and Consular Relations, Immunities and Privileges International Treaties on Human Rights International Treaties on the Law of the Sea International treaties on the environment International Treaties on Refugees and Statelessness International Treaties on Disarmament and nuclear weapons International Treaties on Outer Space International Treaties on Human Trafficking International Treaties on Criminal Matters International Treaties on the Circulation of Obscene Publications International Treaties on health International Treaties on Narcotic Drugs and Psychotropic Substances Conventions of the United Nations Educational, Scientific and Cultural Organization (UNESCO)