1. President: The President of the United States is the head of state and the leader of the executive branch. They are directly elected by the people through the Electoral College and serve a four-year term, with a maximum of two terms.
2. Vice President: The Vice President is the second-highest official in the US government and serves as the President of the Senate. They also assume the presidency if the President is unable to fulfill their duties.
3. Cabinet Secretaries: The Cabinet is composed of the heads of the 15 executive departments of the US government. They are appointed by the President with the advice and consent of the Senate.
4. Federal Judges: The federal judiciary consists of the Supreme Court, the federal appellate courts, and the federal district courts. Federal judges are appointed by the President with the advice and consent of the Senate.
5. Members of Congress: Congress is the legislative branch of the US government, consisting of the Senate and the House of Representatives. Senators are elected by popular vote for six-year terms, while Representatives are elected for two-year terms.
6. State and Local Governments: The United States is a federation of 50 states, each with its own government. State and local governments are responsible for a wide range of issues, including education, healthcare, law enforcement, and transportation.
7. Regulatory Agencies: Regulatory agencies are independent bodies that are responsible for enforcing laws and regulations in specific areas. Examples include the Environmental Protection Agency (EPA), the Securities and Exchange Commission (SEC), and the Federal Communications Commission (FCC).