4 marzo 1789 anni - US Constitution

Descrizione:

Written in 1787 by the Constitutional Convention and adopted in 1787-88, the Constitution went into effect on March 4, 1789, after ratification by nine states. It creates a federal government of three branches--legislative, executive, and judicial; separates powers among these branches and establishes a system of checks and balances among them; and defines the distribution of power between the federal government and the states.

Aggiunto al nastro di tempo:

Data: