The Federal Bureau of Investigation (FBI) is the domestic intelligence and security service of the United States and its principal federal law enforcement agency. An agency of the United States Department of Justice, the FBI is a member of the U.S. Intelligence Community and reports to both the Attorney General and the Director of National Intelligence. A leading U.S. counterterrorism, counterintelligence, and criminal investigative organization, the FBI has jurisdiction over violations of more than 200 categories of federal crimes.
In the United States, a SWAT team is a generic term for a police tactical unit.
The Hostage Rescue Team (HRT) is the Federal Bureau of Investigation's (FBI) elite tactical unit. The HRT was formed to provide a full-time federal law enforcement tactical capability to respond to major terrorist incidents throughout the United States. Today, the HRT performs a number of tactical law enforcement and national security functions in high-risk environments and conditions and has deployed overseas, including with military Joint Special Operations Command (JSOC) units. In an article to mark its 40th anniversary, it was reported that since its formation in 1983 the HRT had deployed more than 900 times.
The FBI Academy is the Federal Bureau of Investigation's law enforcement training and research center near the town of Quantico in Prince William County, Virginia. The academy occupies 547 acres on the US Marine Corps Base Quantico. It is located 36 miles outside Washington, D.C., and is a full service national training facility. In addition to training new FBI agents at the facility, the Training Division also instructs special agents, intelligence analysts, law enforcement officers, Drug Enforcement Administration agents, and foreign partners.
The Critical Incident Response Group (CIRG) is a division of the Criminal, Cyber, Response, and Services Branch of the United States Federal Bureau of Investigation. CIRG enables the FBI to rapidly respond to, and effectively manage, special crisis incidents in the United States.
The Federal Air Marshal Service (FAMS) is a United States federal law enforcement agency under the supervision of the Transportation Security Administration (TSA) of the United States Department of Homeland Security (DHS).
Hogan's Alley is a Federal Bureau of Investigation training facility operated by the FBI Academy in Marine Corps Base Quantico near Quantico, Prince William County, Virginia. Opened in 1987, Hogan's Alley is a full-scale replica of a nondescript town in the United States, spread over approximately 10 acres (4 ha). The facility is used to train federal law enforcement agents in realistic urban environments that cannot be fully emulated by, or would not be fitting in, traditional training facilities such as kill houses. The "Hogan's Alley" name originated from Hogan's Alley, a popular 1890s comic strip by Richard F. Outcault that centered around the titular fictional slum alley in New York City.
Erwin Ballarta is the executive director of the Texas Police Association, a 501(c)(3) association founded in 1895 with the main purpose of promoting professionalism in law enforcement. Ballarta was previously the Executive Vice President of Capitol Strategic Operations He is a self-defense expert in Pekiti Tirsia Kali and various weapons. Ballarta has taught hand-to-hand combat and weapon tactics to the FBI, the Texas Highway patrol, and various military personnel and has been a bodyguard of George W. Bush and various celebrities. He was a Lieutenant with the Texas Department of Public Safety (DPS), where he was the Recruit School Coordinator and Defensive Tactics Coordinator for the Training Academy. He retired from the Texas D.P.S. at the end of August, 2008. He is also president of the Austin Filipino American Association and the executive director of the Texas Kali Association.
The Felony Investigative Assistance Team (FIAT) is a multi-jurisdictional police task force comprising 16 law enforcement agencies in Cook County, Illinois, and DuPage County, Illinois. The taskforce covers approximately 300,000 residents in those jurisdictions. It is broken down into five units, four of which are staffed by assigned officers.
Mobile Security Deployments (MSD) is a small specialized tactical unit within the Diplomatic Security Service (DSS) of the United States Department of State. The MSD provides U.S. embassies and consulates with security support, protects the Secretary of State and other U.S. officials, including domestically as well as visiting foreign officials, and also provides security training at U.S embassies and consulates.
Special Operations Response Teams are a group under the US Federal Bureau of Prisons (BOP), a component of the US Department of Justice. The BOP is responsible for maintaining the custody of anyone convicted of committing a federal crime. To achieve this goal, the BOP maintains a number of correctional facilities, which are divided into six regions, throughout the US. These facilities house approximately 211,195 inmates of varying security levels. Facilities are designated as either minimum, medium, maximum, or the most recent addition, super max.
The Federal Bureau of Investigation Crisis Negotiation Unit (CNU) is the part of the Operational Support Branch of its Critical Incident Response Group responsible for the FBI's Crisis Negotiation Program. The mission of the CNU is fourfold, consisting of operations, training, research and program management.
The FBI Police is the uniformed security police of the United States Federal Bureau of Investigation (FBI) and is part of the Bureau's Security Division. The FBI Police is tasked with protecting key FBI facilities, properties, personnel, visitors, information and operations from harm and may enforce certain laws and administrative regulations.
Metropolitan Division, commonly referred to as Metro Division or just Metro, is an elite division of the Los Angeles Police Department (LAPD) under its Special Operations Group. Metropolitan Division is responsible for managing the LAPD's specialized crime suppression, K-9, mounted, and SWAT units, named "platoons".
The Deployable Specialized Forces (DSF) —formerly Deployable Operations Group— are part of the United States Coast Guard that provide highly equipped, trained and organized deployable specialized forces, to the Coast Guard, United States Department of Homeland Security (DHS), United States Department of Defense (DoD) and inter-agency operational and tactical commanders. The command was formerly headquartered in Arlington, Virginia where it was established on 20 July 2007, and was commanded by a captain. It was decommissioned by the Commandant of the Coast Guard, Admiral Robert Papp on 1 October 2013, with units previously assigned to the DOG being split between Coast Guard Pacific and Atlantic Area commands. The units were subsequently reorganized under Deployable Specialized Forces (DSF).
The Pima County Sheriff's Department (PCSD) is an American law enforcement agency that serves the unincorporated areas of Pima County, Arizona. It serves the seventh largest county in the nation. It operates six district offices and three smaller satellite offices. The Corrections Bureau has four facilities which houses on average 1,850 inmates per day.
The Criminal, Cyber, Response, and Services Branch (CCRSB) is a service within the Federal Bureau of Investigation (FBI). The CCRSB is responsible for investigating financial crime, white-collar crime, violent crime, organized crime, public corruption, violations of individual civil rights, and drug-related crime. In addition, the Branch also oversees all computer-based crime related to counterterrorism, counterintelligence, and criminal threats against the United States.
The militarization of police is the use of military equipment and tactics by law enforcement officers. This includes the use of armored personnel carriers (APCs), assault rifles, submachine guns, flashbang grenades, sniper rifles, and SWAT teams. The militarization of law enforcement is also associated with intelligence agency–style information gathering aimed at the public and political activists and with a more aggressive style of law enforcement. Criminal justice professor Peter Kraska has defined militarization of police as "the process whereby civilian police increasingly draw from, and pattern themselves around, the tenets of militarism and the military model".
The Special Service Unit (SSU) is a component of the California Department of Corrections and Rehabilitation (CDCR). It functions as the special operations division of CDCR. The unit is staffed by special agents assigned to field offices throughout the state. Although the special agents work for CDCR, they are neither correctional officers nor parole agents. SSU special agents are full-time peace officers per California Penal Code Section 830.2. This makes agents more akin to state police officers than to correctional officers.
United States 
Federal Bureau of Investigation 
