The U.S. presidential cabinet includes the Vice President and the heads of 15 different departments. While it may be argued that all departments are important, some wield much more power and influence than others.
Secretary of State
The Secretary of State is an adviser to the president and head of the State Department. He or she is most concerned with foreign affairs and relations.
Secretary of the Treasury
The Secretary of the Treasury is concerned with the monetary and banking system of the country. Finance regulation and the economy are his responsibility.
Secretary of Defense
The Secretary of Defense is in charge of all military issues. He is responsible for wartime defense issues, as well as running the military during times of peace.
Secretary of Homeland Security
The Secretary of Homeland Security is charged with the safety of U.S. borders. 22 separate agencies merged to create the Department of Homeland Security.
The Attorney General
The Attorney General is in charge of the Department of Justice. He is the lead attorney in the country, responsible for court cases and enforcing laws.
The Vice President
The Vice President of the United States is next in line for the Presidency. He stands in for the President at official functions, serves as the President of the Senate and is a close adviser to the President.