The U.S. 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. [2] .

The United States is a constitutional federal republic, in which the president (the head of state and head of government), Congress, and judiciary share powers reserved to the national government, and the federal government shares sovereignty with the state governments.

The United States federal executive departments are the principal units of the executive branch of the federal government of the United States. They are analogous to ministries common in parliamentary or semi-presidential systems but (the United States being a presidential system) they are led by a head of government who is also the head of state.

The federal government of the United States has three branches of government: the legislature, executive, and judiciary, as established in the United States Constitution.

In the United States federal government, independent agencies are agencies that exist outside the federal executive departments (those headed by a Cabinet secretary) and the Executive Office of the President. [1]: 6 In a narrower sense, the term refers only to those independent agencies that, while considered part of the executive branch, have regulatory or rulemaking …

Following the American Revolutionary War, the Articles of Confederation were adopted in 1781 to establish the federal government. These were succeeded by the Constitution of the United States in 1789, which is the current governing document of the United States.

Get contact information for U.S. federal government agencies, departments, corporations, instrumentalities, and government-sponsored enterprises. Find websites, email, phone numbers, addresses, and more.

2025年1月20日 · There is further established within USDS, in accordance with section 3161 of title 5, United States Code, a temporary organization known as “the U.S. DOGE Service Temporary Organization”.

2024年9月4日 · An official website of the United States Government Here's how you know. Official websites use .gov. A .gov website belongs to an official government organization in the United States. Secure .gov websites use HTTPS. A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure ...

2024年9月20日 · Learn about the 3 branches of government: executive, legislative, and judicial. Understand how each branch of U.S. government provides checks and balances.