sentences:  The United Nations Security Council and subordinate organizations, such as the International Court of Justice, are the only globally accepted supranational tribunals.The Articles of Confederation, formally the Articles of Confederation and Perpetual Union, was the first supranational agreement where 13 sovereign states were unified in a common government, which later became the United States of America.The central government proved too weak to manage the growing economy as the sovereign states incurred national debts and independently managed their national currencies without central coordination.