For the Supreme Court one: “The judicial power of the United States, shall be vested in one Supreme Court, and in such inferior courts as the Congress may from time to time ordain and establish.” Basically the Supreme Court gets final say in court decisions
International Magna Carta, extended the revolution in international law ushered in by the United Nations Charter namely, that how a government treats its own citizens is now a matter of legitimate international concern, and not simply a domestic issue.
It is advancement because the civilization has kind of made a government and they have decided to grow multiple crops.