Lawmaking treaties may be compared with legislative enactments in the national law of the United States and the customary law of war with the unwritten Anglo-American common law.

• 对美国而言，具有法律效力之条约可与经过立法的国内法具有相同效力，且战争惯例法可与盎格鲁－美国不成文普通法具有相同效力。