The treaty-making power was transferred to the newly established Congress under the Articles of Confederation. A treaty is an agreement between sovereign States (countries) and in some cases international organisations, which is binding at international law.This is the United Nations Treaty Collection homepage. Here you will find related information and links. This list of treaties contains known agreements, pacts, peaces, and major contracts between states, armies, governments, and tribal groups. Treaty between Great Britain and China, signed at Shanghai September 5, 1902.