International law is defined as those rules and laws generally accepted for resolving legal disputes between states and nations including public and private international laws, treaties and the procedures for supranational tribunals, and international criminal laws. International laws include treaties between nations, like the Geneva Conventions, or have been established by organizations of world governments, like the United Nations, NATO or the International Criminal Court. International lawyers in Montana may assist businesses or agencies in dealing with conflicts of laws - when the laws of two different nations clash.