The purpose of this study is to find out the comparison of constitutional law in Indonesia and the United States in terms of the development of the constitution and the mechanism for changing the constitution (UUD). The method used in this research is in the form of legal research. The type of research used for this approach is normative legal research. https://www.diegojavierfares.com/mega-choice-Redwing-reg-American-Cranberrybush-Viburnum-great-pick/