Who created the constituation?

The United States Constitution was drafted during the Constitutional Convention held in Philadelphia in 1787. Key figures involved in its creation included George Washington, who presided over the convention, and influential framers like James Madison, Alexander Hamilton, and Benjamin Franklin. The document was designed to establish a framework for the federal government and address the weaknesses of the Articles of Confederation. After its completion, the Constitution was ratified by the states and went into effect in 1789.