Federal Bureau of Investigation

J. Edgar Hoover, FBI director from 1924 to 1972
The "suicide letter", mailed anonymously to King by the FBI
An FBI surveillance photograph of Joseph D. Pistone (aka Donnie Brasco), Benjamin "Lefty" Ruggiero and Edgar Robb (aka Tony Rossi), 1980s
FBI SWAT agents in a training exercise
An FBI agent tags the cockpit voice recorder from EgyptAir Flight 990 on the deck of the USS Grapple (ARS 53) at the crash site on November 13, 1999.
September 11 attacks at the Pentagon
FBI field divisions map
Organization chart for the FBI as of July 15, 2014
An FBI agent at a crime scene
FBI badge and service pistol, a Glock Model 22, .40 S&W caliber
FBI Director James Comey visiting the Fort Berthold Indian Reservation in North Dakota in June 2016.
The J. Edgar Hoover Building, FBI Headquarters
FBI Mobile Command Center, Washington Field Office
The FBI Academy, located in Quantico, Virginia
The FBI Field Office in Chelsea, Massachusetts
An FBI Evidence Response Team
Agents in training on the FBI Academy firing range
A Glock 22 pistol in .40 S&W caliber
Publication following the 2021 United States Capitol attack
The popular TV series The X-Files depicts the fictional FBI Special Agents Dana Scully (Gillian Anderson) and Fox Mulder (David Duchovny) who investigate paranormal phenomena.

Domestic intelligence and security service of the United States and its principal federal law enforcement agency.

- Federal Bureau of Investigation

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Hoover in 1961

J. Edgar Hoover

American law enforcement administrator who served as the first Director of the Federal Bureau of Investigation (FBI) of the United States.

American law enforcement administrator who served as the first Director of the Federal Bureau of Investigation (FBI) of the United States.

Hoover in 1961
Dickerson Naylor Hoover
Hoover in 1932
Hoover in 1940
Hoover investigated ex-Beatle John Lennon by putting the singer under surveillance, and Hoover wrote this letter to Richard Kleindienst, the US Attorney General in 1972. A 25-year battle by historian Jon Wiener under the Freedom of Information Act eventually resulted in the release of documents like this one.
Hoover photographed in 1959
July 24, 1967. President Lyndon B. Johnson (seated, foreground) confers with (background L-R): Marvin Watson, J. Edgar Hoover, Sec. Robert McNamara, Gen. Harold Keith Johnson, Joe Califano, Sec. of the Army Stanley Rogers Resor, on responding to the Detroit riots
President Lyndon B. Johnson at the signing of the Civil Rights Act of 1964. White House East Room. People watching include Attorney General Robert F. Kennedy, Senate Minority Leader Everett M. Dirksen, Senator Hubert Humphrey, First Lady "Lady Bird" Johnson, Rev. Martin Luther King Jr., F.B.I. Director J. Edgar Hoover, Speaker of the House John McCormack. Television cameras are broadcasting the ceremony.
FBI Headquarters in Washington, DC
Hoover with Bebe Rebozo (left) and Richard Nixon. The three men relax before dinner, Key Biscayne, Florida, December 1971.
Hoover and his assistant Clyde Tolson sitting in beach lounge chairs, c. 1939

He was appointed director of the Bureau of Investigation – the FBI's predecessor – in 1924 and was instrumental in founding the FBI in 1935, where he remained director for another 37 years until his death in 1972 at the age of 77.

COINTELPRO memo proposing a plan to expose the pregnancy of actress Jean Seberg, a financial supporter of the Black Panther Party, hoping to "possibly cause her embarrassment or tarnish her image with the general public". Covert campaigns to publicly discredit activists and destroy their interpersonal relationships were a common tactic used by COINTELPRO agents.

COINTELPRO

COINTELPRO memo proposing a plan to expose the pregnancy of actress Jean Seberg, a financial supporter of the Black Panther Party, hoping to "possibly cause her embarrassment or tarnish her image with the general public". Covert campaigns to publicly discredit activists and destroy their interpersonal relationships were a common tactic used by COINTELPRO agents.
The "suicide letter" that the FBI mailed anonymously to Martin Luther King Jr. in an effort to persuade him to commit suicide
The building broken into by the Citizen's Commission to Investigate the FBI, at One Veterans Square, Media, Pennsylvania
Body of Fred Hampton, national spokesman for the Black Panther Party, who was assassinated by members of the Chicago Police Department, with the raid itself being a COINTELPRO operation, although there is not proof the assassination itself was.

COINTELPRO (syllabic abbreviation derived from Counter Intelligence Program) (1956–1971) was a series of covert and illegal projects conducted by the United States Federal Bureau of Investigation (FBI) aimed at surveilling, infiltrating, discrediting, and disrupting domestic American political organizations.

Drug Enforcement Administration

Drug Enforcement Administration 25th Anniversary badge
Map of the 21 DEA domestic field divisions: 1. Chicago, 2. Detroit, 3. Atlanta, 4. Dallas, 5. Denver, 6. Boston, 7. El Paso, 8. Houston, 9. Los Angeles, 10. Miami, 11. Newark, 12. New Orleans, 13. New York, 14. Philadelphia, 15. Phoenix, 16. San Diego, 17. San Francisco, 18. Seattle, 19. St. Louis, 20. Caribbean (San Juan, Puerto Rico), 21. Washington, D.C.
DEA agents escort Colombian drug lord Miguel Rodríguez Orejuela after his extradition to the United States in 2005.
DEA Aviation Division logo
DEA agents in MultiCam uniform burning hashish seized in Operation Albatross in Afghanistan, 2007
Two DEA agents in a shoot house exercise
"Operation Somalia Express" was an 18-month investigation that included the coordinated takedown of a 44-member international narcotics-trafficking organization responsible for smuggling more than 25 tons of khat from the Horn of Africa to the United States.
People protesting medical marijuana raids

The Drug Enforcement Administration (DEA; ) is a United States federal law enforcement agency under the U.S. Department of Justice tasked with combating drug trafficking and distribution within the U.S. It is the lead agency for domestic enforcement of the Controlled Substances Act, sharing concurrent jurisdiction with the Federal Bureau of Investigation, the U.S. Immigration and Customs Enforcement, and U.S. Customs and Border Protection.

Central Intelligence Agency

Civilian foreign intelligence service of the federal government of the United States, officially tasked with gathering, processing, and analyzing national security information from around the world, primarily through the use of human intelligence (HUMINT) and performing covert actions.

Civilian foreign intelligence service of the federal government of the United States, officially tasked with gathering, processing, and analyzing national security information from around the world, primarily through the use of human intelligence (HUMINT) and performing covert actions.

William Joseph Burns, the current Director of the Central Intelligence Agency
Chart showing the organization of the Central Intelligence Agency.
The 113 stars on the CIA Memorial Wall in the original CIA headquarters, each representing a CIA officer killed in action
CIA director Allen Dulles on the cover of Time magazine, 1953
When democratically elected President Jacobo Árbenz attempted a modest redistribution of land, he was overthrown in the 1954 CIA Guatemalan coup d'état
President Kennedy presents the National Security Medal to Allen Dulles, November 28, 1961
Suspended from the ceiling of the glass-enclosed atrium: three models of the U-2, Lockheed A-12, and D-21 drone. These models are exact replicas at one-sixth scale of the real planes. All three had photographic capabilities. The U-2 was one of the first espionage planes developed by the CIA. The A-12 set unheralded flight records. The D-21 drone was one of the first crewless aircraft ever built. Lockheed Martin Corporation donated all three models to the CIA.
The CIA recruited Sam Giancana (pictured), Santo Trafficante and other mobsters to assassinate Fidel Castro.
Lockheed U-2 "Dragon Lady", the first generation of near-space reconnaissance aircraft
Early CORONA/KH-4B imagery IMINT satellite
The USAF's SR-71 Blackbird was developed from the CIA's A-12 OXCART.
Operation Condor participants. Green: active members. Blue: collaborator (United States).
Critics assert that funding the Afghan mujahideen (Operation Cyclone) played a role in causing the September 11 attacks.
The CIA prepared a series of leaflets announcing bounties for those who turned in or denounced individuals suspected of association with the Taliban or al Qaeda.
US Special Forces help Northern Alliance troops away from a CIA-operated MI-17 Hip helicopter at Bagram Airbase, 2002
Former CIA director Robert Gates meets with Russian Minister of Defense and ex-KGB officer Sergei Ivanov, 2007
President Gerald Ford meets with CIA Director-designate George H. W. Bush, December 17, 1975
Former CIA deputy director Michael Morell (left) apologized to Colin Powell for the CIA's erroneous assessments of Iraq's WMD programs.

Unlike the Federal Bureau of Investigation (FBI), which is a domestic security service, the CIA has no law enforcement function and is officially mainly focused on overseas intelligence gathering, with only limited domestic intelligence collection.

United States Secret Service

Federal law enforcement agency under the Department of Homeland Security charged with conducting criminal investigations and protecting U.S. political leaders, their families, and visiting heads of state or government.

Federal law enforcement agency under the Department of Homeland Security charged with conducting criminal investigations and protecting U.S. political leaders, their families, and visiting heads of state or government.

Secret Service agents conducting electronic investigations
Sign at the Obama family home in 2021 stating the area is protected by the Secret Service
Secret Service analyst examining counterfeit documents
Secret Service Electronic Crimes Task Force (ECTF)
Secret Service Asset Forfeiture and Money Laundering Task Force (AFMLTF)
Secret Service Cyber Intelligence Center (CIS)
Secret Service agents responding to the assassination attempt of Ronald Reagan by John Hinckley, Jr. on March 30, 1981
Secret Service agents to guard President George W. Bush in 2008.
Secret Service agents protecting President Obama and First Lady Michelle Obama
Secret Service agents executing a protective operation
Secret Service agent trainees at the James J. Rowley Training Center (RTC)
Secret Service agent trainees practice executing a search warrant.
Secret Service officer and his police dog as part of the Emergency Response Team (ERT)
Secret Service snipers protect Vice President Mike Pence in Indianapolis in 2017.
Secret Service counter-sniper marksman on top of the White House's roof, armed with a sniper rifle
Secret Service agent in business suit working President Obama's protection detail
Ford Taurus of the Uniformed Division of the Secret Service.
An Allegheny County Police officer and his working dog screening a US Secret Service vehicle for explosives.
Secret Service Field Offices
Secret Service badge (1875–1890)
Secret Service badge (1890–1971)
Secret Service badge (1971–2003)
Secret Service badge (2003–present)

The Secret Service is also a member of the FBI's Joint Terrorism Task Force (JTTF) which investigates and combats terrorism on a national and international scale.

Director of the Federal Bureau of Investigation

The director of the Federal Bureau of Investigation is the head of the Federal Bureau of Investigation, the United States' primary federal law enforcement agency, and is responsible for its day-to-day operations.

Madame Minna Craucher (right), a Finnish socialite and spy, with her chauffeur Boris Wolkowski (left) in 1930s

Espionage

Act of obtaining secret or confidential information from non-disclosed sources or divulging of the same without the permission of the holder of the information for a tangible benefit.

Act of obtaining secret or confidential information from non-disclosed sources or divulging of the same without the permission of the holder of the information for a tangible benefit.

Madame Minna Craucher (right), a Finnish socialite and spy, with her chauffeur Boris Wolkowski (left) in 1930s
An intelligence officer's clothing, accessories, and behavior must be as unremarkable as possible—their lives (and others') may depend on it.
Painting of French spy captured during the Franco-Prussian War

When Ames was arrested by the U.S. Federal Bureau of Investigation (FBI), he faced life in prison; his contact, who had diplomatic immunity, was declared persona non grata and taken to the airport.

King in 1964

Martin Luther King Jr.

American Baptist minister and activist who became the most visible spokesman and leader in the civil rights movement from 1955 until his assassination in 1968.

American Baptist minister and activist who became the most visible spokesman and leader in the civil rights movement from 1955 until his assassination in 1968.

King in 1964
King's childhood home in Atlanta, Georgia
The high school that King attended was named after African-American educator Booker T. Washington.
King received a Bachelor of Divinity degree at Crozer Theological Seminary (pictured in 2009).
Martin Luther King, Jr. with his wife, Coretta Scott King, and daughter, Yolanda Denise King, in 1956
King (left) with civil rights activist Rosa Parks (right) in 1955
King first rose to prominence in the civil rights movement while minister of Dexter Avenue Baptist Church in Montgomery, Alabama.
King led the Southern Christian Leadership Conference and later became co-pastor with his father at Ebenezer Baptist Church in Atlanta (pulpit and sanctuary pictured).
Vice President Lyndon B. Johnson and Attorney General Robert F. Kennedy with King, Benjamin Mays, and other civil rights leaders, June 22, 1963
King was arrested in 1963 for protesting the treatment of blacks in Birmingham.
Leaders of the March on Washington posing in front of the Lincoln Memorial
The March on Washington for Jobs and Freedom (1963)
King gave his most famous speech, "I Have a Dream", before the Lincoln Memorial during the 1963 March on Washington for Jobs and Freedom.
King at a press conference in March 1964
The civil rights march from Selma to Montgomery, Alabama, in 1965
King standing behind President Johnson as he signs the Civil Rights Act of 1964
President Lyndon B. Johnson meeting with King in the White House Cabinet Room in 1966
King speaking to an anti-Vietnam war rally at the University of Minnesota in St. Paul on April 27, 1967
A shantytown established in Washington, D. C. to protest economic conditions as a part of the Poor People's Campaign
The Lorraine Motel, where King was assassinated, is now the site of the National Civil Rights Museum.
The sarcophagus for Martin Luther King Jr. and Coretta Scott King is within the Martin Luther King Jr. National Historical Park in Atlanta, Georgia.
Martin Luther King Jr. statue over the west entrance of Westminster Abbey, installed in 1998
Banner at the 2012 Republican National Convention
King at the 1963 Civil Rights March in Washington, D.C.
King worked alongside Quakers such as Bayard Rustin to develop nonviolent tactics.
The only meeting of King and Malcolm X, outside the United States Senate chamber, March 26, 1964, during the Senate debates regarding the (eventual) Civil Rights Act of 1964.
The FBI–King suicide letter, mailed anonymously by the FBI
King showing his medallion, which he received from Mayor Wagner, 1964

Federal Bureau of Investigation (FBI) Director J. Edgar Hoover considered King a radical and made him an object of the FBI's COINTELPRO from 1963, forward.

United States Department of Justice

Federal executive department of the United States government tasked with the enforcement of federal law and administration of justice in the United States.

Federal executive department of the United States government tasked with the enforcement of federal law and administration of justice in the United States.

Organizational chart for the Dept. of Justice. (Click to enlarge)

The department is composed of federal law enforcement agencies, including the U.S. Marshals Service, the Federal Bureau of Investigation, the Bureau of Alcohol, Tobacco, Firearms and Explosives, and the Drug Enforcement Administration and the Federal Bureau of Prisons.

United States Department of Homeland Security

U.S. federal executive department responsible for public security, roughly comparable to the interior or home ministries of other countries.

U.S. federal executive department responsible for public security, roughly comparable to the interior or home ministries of other countries.

A U.S. Customs and Border Protection officer addresses Vice President Dick Cheney (center); Saxby Chambliss (center right), a U.S. Senator from Georgia; and Michael Chertoff (far right), the second head of the DHS; in 2005
President George W. Bush signs the Homeland Security Appropriations Act of 2004 on October 1, 2003.
U.S. CBP Office of Field Operations agent checking the authenticity of a travel document at an international airport using a stereo microscope
Customs officers going aboard a ship
Organizational chart showing the chain of command among the top-level officials in the Department of Homeland Security, as of July 17, 2008
The Homeland Security Advisory System scale
Seal of the Department of Homeland Security.
The current headquarters at St. Elizabeths West Campus
Nebraska Avenue Complex, DHS headquarters from its inception until April 2019
Ready.gov program logo

Prior to the signing of the bill, controversy about its adoption was focused on whether the Federal Bureau of Investigation and the Central Intelligence Agency should be incorporated in part or in whole (neither were included).