The United States Government makes a wealth of resources and information available to the general public that can be extremely useful for private investigators.
United States Government Intelligence Agencies
United States Government Intelligence Agencies were created by the United States Government to provide protection for America and its citizens. U.S. Intelligence agencies provide national security by:
- Gathering, evaluating and disseminating information that affects national security and the safety of American citizens, land and property
- Providing intelligence to the military, including the Marines, Army, Air Force and Navy
- Protecting the nations borders
- Reducing America’s vulnerability to terrorism and terrorist acts
- Investigating specific crimes
- Advising on foreign policy matters
Following are links to U.S. Government Intelligence Agencies. These United States Government Intelligence Agency websites are resources for obtaining information about U.S. government and military intelligence, business intelligence, and jobs related to the intelligence field.
- Central Intelligence Agency – The Central Intelligence Agency was created in 1947 with the signing of the National Security Act by President Harry Truman. The National Security Act charged the Director of Central Intelligence (DCI) with coordinating the nation’s intelligence activities and correlating, evaluating and disseminating intelligence which affects national security. Learn more by reading these CIA Books.
- Defense Intelligence Agency – The Defense Intelligence Agency is a Department of Defense combat support agency and an important member of the United States Intelligence Community. With over 7500 military and civilian employees worldwide, DIA is a major producer and manager of foreign military intelligence. We provide military intelligence to warfighters, defense policymakers and force planners, in the Department of Defense and the Intelligence Community, in support of U.S. military planning and operations and weapon systems acquisition.
- Department of Homeland Security – The new Department of Homeland Security (DHS) has three primary missions: Prevent terrorist attacks within the United States, reduce America’s vulnerability to terrorism, and minimize the damage from potential attacks and natural disasters.
- Federal Bureau of Investigation – The Federal Bureau of Investigation (FBI) is the investigative arm of the US Department of Justice. The FBI’s investigative authority can be found in Title 28, Section 533 of the US Code. Additionally, there are other statutes, such as the Congressional Assassination, Kidnapping, and Assault Act, which give the FBI responsibility to investigate specific crimes. Learn more by reading these FBI books.
- National Reconnaissance Office – The NRO designs, builds and operates the nation’s reconnaissance satellites. NRO products, provided to an expanding list of customers like the Central Intelligence Agency (CIA) and the Department of Defense (DoD), can warn of potential trouble spots around the world, help plan military operations, and monitor the environment.
- National Security Agency – The National Security Agency/Central Security Service is America’s cryptologic organization. It coordinates, directs, and performs highly specialized activities to protect U.S. information systems and produce foreign intelligence information. A high technology organization, NSA is on the frontiers of communications and data processing. It is also one of the most important centers of foreign language analysis and research within the government. More on the NSA
- National Security Council – The National Security Council is the President’s principal forum for considering national security and foreign policy matters with his senior national security advisors and cabinet officials.
- Secret Service – The United States Secret Service is mandated by statute and executive order to carry out two significant missions: protection and criminal investigations. The Secret Service protects the President and Vice President, their families, heads of state, and other designated individuals; investigates threats against these protectees; protects the White House, Vice President’s Residence, Foreign Missions, and other buildings within Washington, D.C.; and plans and implements security designs for designated National Special Security Events. The Secret Service also investigates violations of laws relating to counterfeiting of obligations and securities of the United States; financial crimes that include, but are not limited to, access device fraud, financial institution fraud, identity theft, computer fraud; and computer-based attacks on our nation’s financial, banking, and telecommunications infrastructure.
Federal Agencies, Bureaus and Departments
- Department of Justice – The department that is responsible for enforcing the law and defending its interests according to the law.
- Department of State – The department that is responsible for international relations.
- List of Government Agencies – View a full list of government agencies, departments and bureaus.
- Federal Bureau of Prisons – Learn about the department that is responsible for managing the federal prison system.
- Federal Regulatory Agencies – A list of the primary regulatory agencies and the services they provide.
- The Pentagon – The Pentagon is the headquarters building for the Department of Defense. Learn about the building and the operations contained within.
- Department of Homeland Security – Responsible for protecting the country from terrorist attacks and responding to natural disasters.
- List of State Government Websites – A list of links to the websites for each state government. Also contains a list of contact information.
- List of State Constitutions – Learn how to find information contained in state constitutions.
Other Information and Research Tools
- Conspiracy Theories – Learn about various conspiracy theories and related investigations.
- Federal Emergency Management Agency (FEMA) Alert System – FEMA and National Weather Service cell phone mobile alerts.
- How to Send and Email to the President and Members of Congress – Learn how to contact the President or members of Congress via email.
- How to Use Libraries for Investigative Research – Learn about the types of information that private investigators can find in libraries. Includes a list of libraries associated with various branches of government.
- List of Polling Places and Voter Registration Locations – A list of links to state websites that provide information related to elections, voter registration, polling locations and more.
- List of U.S. Presidents – A full list of the American Presidents in chronological order, including years served in office, party affiliation and an overview of the responsibilities of the President.
- National Crime Information Center – The National Crime Information Center (NCIC) is the United States’ central database that is used for tracking crime-related information.
- Notary Public Services – Learn about Notary Public services.
- Unclaimed Property Research – Learn how to find missing money and property.