Federal government of the United States

The federal government of the United States (U.S. federal government)[lower-alpha 1] is the national government of the United States, a federal republic in North America, composed of 50 states, a federal district, five major self-governing territories and several island possessions. The federal government is composed of three distinct branches: legislative, executive, and judicial, whose powers are vested by the U.S. Constitution in the Congress, the president and the federal courts, respectively. The powers and duties of these branches are further defined by acts of Congress, including the creation of executive departments and courts inferior to the Supreme Court.

U.S. federal government
Formation1789; 232 years ago (1789)
Founding documentUnited States Constitution
JurisdictionUnited States of America
Websitewww.usa.gov
Legislative branch
LegislatureCongress
Meeting placeCapitol
Executive branch
LeaderPresident
AppointerElectoral College
HeadquartersThe White House
Main organCabinet
Departments15
Judicial branch
CourtSupreme Court
SeatSupreme Court Building