International human rights law

International human rights law is a series of the international laws on human rights. International human rights law is based upon the Universal Declaration of Human Rights and Charter of the United Nations that declare human dignity and rights of all human being on the earth. Its fundamental philosophy and aim are to prevent war and keep world peace on the earth, with the idea of rule of law. 
Human Rights law made by United Nations.
United Nations has adopted Universal Declaration of Human Rights in 1948 to affirm all human rights. To give authority to it by international law, United Nations has adopted International Covenant on Economic, Social and Cultural Rights and International Covenant on Civil and Political Rights for civil rights in 1966. Those treaties are to ensure more in detail the contents of human rights and often called "International Human Rights Bill" together with the Universal Declaration of Human Rights.
Further, the United Nations has adopted treaties on human rights to fortify or supply them. as follow: 
And also United Nations has made United Nations High Commissioner for Human Rights accoding to the Vienna Declaration and the Yogyakarta Principles for LGBT rights by International Commission of Jurists and approved by the United Nations Human Rights Council in 2006.
Human Rights Law made other international organizations.
Council of Europe had adopted the European Convention on Human Rights in 1951 to ensure human rights according to Universal Declaration of Human Rights. The European Court of Human Rights is made by this Convention to realize human rights in the member countries of Council of Europe with legal force.
As well, the Organization of American States has adopted the American Convention on Human Rights in 1969 and the African Union has adopted the African Charter on Human and Peoples' Rights in 1981. Those Organizations also have their own Human Rights Court to ensure human rights affirmed in the Convention or Chater.