The United States secretary of defense (SecDef) is the head of the United States Department of Defense, the executive department of the U.S. Armed Forces, and is a high-ranking member of the federal cabinet. The secretary of defense's position of command and authority over the military is second only to that of the president of the United States, who is the commander-in-chief. This position corresponds to what is generally known as a defense minister in many other countries. The secretary of defense is appointed by the president with the advice and consent of the Senate, and is by custom a member of the Cabinet and by law a member of the National Security Council.
Counterterrorism, also known as anti-terrorism, relates to the practices, military tactics, techniques, and strategies that governments, law enforcement, businesses, and intelligence agencies use to combat or eliminate terrorism.
The United States Army Special Forces (SF), colloquially known as the "Green Berets" due to their distinctive service headgear, are a special operations force of the United States Army.
Fort Devens is a United States Army Reserve military installation in the towns of Ayer and Shirley, in Middlesex County and Harvard in Worcester County in the U.S. state of Massachusetts. Due to extensive environmental contamination it was listed as a superfund site in 1989. Most of the fort's land was sold off in 1996, but the cantonment area of the post was retained by the Army as the Devens Reserve Forces Training Area (RFTA). Fort Devens was reactivated in May 2007, though no units of active Army have been located there. The Devens Range Complex operates on property in Lancaster, south of Route 2, for live-fire training with small arms, machine guns, grenades, and rockets.
The 81st Readiness Division ("Wildcat") was a formation of the United States Army originally organized as the 81st Infantry Division during World War I. After World War I, the 81st Division was allotted to the Organized Reserve as a "skeletonized" cadre division. In 1942, the division was reactivated and reorganized as the 81st Infantry Division and served in the Pacific during World War II. After World War II, the 81st Infantry Division was allotted to the Organized Reserve as a Class C cadre division, and stationed at Atlanta, Georgia. The 81st Infantry Division saw no active service during the Cold War and was inactivated in 1965.
The United States Army Reserve (USAR) is a reserve force of the United States Army. Together, the Army Reserve and the Army National Guard constitute the Army element of the reserve components of the United States Armed Forces.
Buckley Space Force Base is a United States Space Force base in Aurora, Colorado named after United States Army Air Service First Lieutenant John Harold Buckley. The base is run by Space Base Delta 2, with major units including the U.S. Space Force's Space Delta 4, the Colorado Air National Guard's 140th Wing, the Denver Naval Operations Support Center, and the National Reconnaissance Office's Aerospace Data Facility-Colorado.
The United States Army Intelligence Support Activity (USAISA), frequently shortened to Intelligence Support Activity (ISA), also known at various times as Joint Reconnaissance Evaluation Group (JREG), Mission Support Activity (MSA), Office of Military Support (OMS), Field Operations Group (FOG), Studies and Analysis Activity (SAA), Tactical Concept Activity, Tactical Support Team, and Tactical Coordination Detachment, and also nicknamed "The Activity" and the Army of Northern Virginia, is a United States Army Special Operations unit which serves as the intelligence gathering component of Joint Special Operations Command (JSOC). Within JSOC, the unit is often referred to as Task Force Orange. Originally subordinated to the US Army Intelligence and Security Command (INSCOM), it is one of the least known intelligence components of the United States military, tasked with clandestine HUMINT operations and collecting actionable intelligence during or prior to JSOC missions.
The United States Department of Defense is an executive branch department of the federal government of the United States charged with coordinating and supervising all agencies and functions of the U.S. government directly related to national security and the United States Armed Forces. As of June 2022, the U.S. Department of Defense is the largest employer in the world, with over 1.34 million active-duty service members, including soldiers, marines, sailors, airmen, and guardians. The Department of Defense also maintains over 778,000 National Guard and reservists, and over 747,000 civilians bringing the total to over 2.87 million employees. Headquartered at the Pentagon in Arlington County, Virginia, just outside Washington, D.C., the Department of Defense's stated mission is to provide "the military forces needed to deter war and ensure our nation's security".
In the People's Republic of China, theater commands are joint commands responsible for developing strategy, plans, tactics, and policy specific to their assigned area of responsibility. Currently, the PRC subdivides the nation into five theater commands, Eastern, Southern, Western, Northern, and Central to provide the Central Military Commission (CMC) of the Chinese Communist Party (CCP) extensive, though not exclusive, command authority over the assigned region.
The United States Africa Command is one of the eleven unified combatant commands of the United States Department of Defense, headquartered at Kelley Barracks, Stuttgart, Germany. It is responsible for U.S. military operations, including fighting regional conflicts and maintaining military relations with 53 African nations. Its area of responsibility covers all of Africa except Egypt, which is within the area of responsibility of the United States Central Command. U.S. AFRICOM headquarters operating budget was $276 million in fiscal year 2012.
The counter-terrorism page primarily deals with special police or military organizations that carry out arrest or direct combat with terrorists. This page deals with the other aspects of counter-terrorism:
Michael George Vickers is an American defense official who served as the Under Secretary of Defense for Intelligence (USD-I). As USD-I, Vickers, who was appointed by President Barack Obama in 2010, was the Defense Department's top civilian military intelligence official. Before becoming USD-I, Vickers served as Assistant Secretary of Defense for Special Operations and Low Intensity Conflict.
Michael A. Sheehan was an American author and former government official and military officer. He was a Distinguished Chair at the U.S. Military Academy in West Point, New York and a terrorist analyst for NBC News.
Dell Lee Dailey is a retired United States Army lieutenant general and former head of the State Department's counterterrorism office, serving from July 2007 to April 2009.
Francis Xavier Taylor was the Under Secretary of Homeland Security for Intelligence and Analysis at the U.S. Department of Homeland Security (DHS), nominated by President Obama in 2014. In that role, he provided the Secretary, DHS senior leadership, the DHS components, and state, local, tribal and private sector partners with homeland security intelligence and information they need to keep the country safe, secure and resilient. DHS Office of Intelligence and Analysis is a member of, and the Department’s liaison to, the U.S. Intelligence Community.
The Foreign Emergency Support Team (FEST) is an interagency task force of the United States government, tasked with on-call short-notice responses to terrorist incidents across the world. It consists of personnel from military, intelligence, and diplomatic agencies, as well as other departments when required.
The 203rd Military Intelligence Battalion (Technical Intelligence) is the sole technical intelligence (TECHINT) collection and foreign material exploitation unit of the United States Department of Defense and a battalion in the United States Army Reserve. The 203rd obtains and exploits captured enemy materials, maintains one of the premier test and evaluation inventories of adversary equipment and weaponry in the US military, and supports specialized tasking including counter-terrorism, special reconnaissance, and direct action missions. Much of the units work is conducted in close collaboration with the National Ground Intelligence Center. The battalion's intelligence products provide TECHINT support to INSCOM, the Defense Intelligence Enterprise, the broader US Intelligence Community (IC), the Five Eyes, NATO, and foreign allies and partners.
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