The Constitution of the United States is the supreme law of the United States of America. It superseded the Articles of Confederation, the nation's first constitution.Originally comprising seven articles, it delineates the national frame of government. Its first three articles embody the doctrine of the separation of powers, whereby the federal government is divided into three …

Congress shall make no law respecting an establishment of religion, or prohibiting the free exercise thereof; or abridging the freedom of speech, or of the press; or the right of the people peaceably to assemble, and to petition the Government for a redress of grievances.