Listing What are the major purposes of a constitution?

The Constitution of the United States of America was drafted in 1787. The Judicial, Executive and Legislative segments of the government came into effect in 1789. The main purpose of the constitution is to establish the basic rights of all American citizens. The U.S. Constitution is the supreme law of the nation.

Explanation: The U.S. Constitution is the supreme law of the nation. It was officially adopted on September 17, 1787 in Philadelphia, Pennsylvania, and has been amended twenty-seven times since then. The first three articles of the constitution describes three branches of the federal government, and provides a set of rules and regulations they have to follow. It also confers them with individual powers. The three branches include a Legislature, a Bicameral Congress, and a Federal Judiciary.

b. a system of government that provided a model for the united states.