Military organization

A carrier battle group (CVBG) consists of an aircraft carrier (designated CV) and its large number of escorts, together defining the group.

A commander-in-chief is the person or body that exercises supreme operational command and control of a nation's military forces or significant elements of those forces.

A brigade is a major tactical military formation that is typically composed of three to six battalions plus supporting elements.

A company is a military unit, typically consisting of 80–250 soldiers and usually commanded by a major or a captain.

Irregular military is any non-standard military, that is, distinct from that of the regular army.

In the US military, a squad leader is a non-commissioned officer who leads a squad of typically 9 soldiers (US Army: squad leader and two fireteams of 4 men each) or 13 Marines (US Marine Corps: squad leader and three fireteams of 4 men each) in a rifle squad, or 3 to 8 men in a crew-served weapons squad.

An askari was a local soldier serving in the armies of the European colonial powers in Africa, particularly in the African Great Lakes, Northeast Africa and Central Africa.

Leibgarde (en: lifeguard; Br. also life-guard, or household troops) has been, since the 15th century, the designation for the military security guard of Fürsten (Royal and noble ranks) — usually members of the highest nobility who ruled over states of the Holy Roman Empire and later its former territory — from danger.

The National Guard (French: la Garde nationale) was a French militia which existed from 1789 until 1872, including a period of official disbandment from 1827 to 1830.

A field army (or numbered army or simply army) is a military formation in many armed forces, composed of two or more corps and may be subordinate to an army group.

A militia /mᵻˈlɪʃə/ generally is an army or other fighting unit that is composed of non-professional fighters, citizens of a nation or subjects of a state or government who can be called upon to enter a combat situation, as opposed to a professional force of regular, full-time military personnel, or historically, members of the warrior nobility class (e.g., knights or samurai).

A squadron was historically a cavalry subunit, a company sized military formation.

In military organizations, an artillery battery is a unit of guns, mortars, rockets or missiles so grouped to facilitate better battlefield communication and command and control, as well as to provide dispersion for its constituent gunnery crews and their systems.

The Auxilia (Latin, lit. "auxiliaries") constituted the standing non-citizen corps of the Imperial Roman army during the Principate era (30 BC–284 AD), alongside the citizen legions.

A division is a large military unit or formation, usually consisting of between 10,000 and 20,000 soldiers.

The limitanei or ripenses, meaning respectively "the soldiers in frontier districts" (from the Latin phrase limes, meaning a military district of a frontier province) or "the soldiers on the riverbank" (from the Rhine and Danube), were an important part of the late Roman and early Byzantine army after the reorganizations of the late 3rd and early 4th centuries.

The National Guard (Latvian: Zemessardze (ZS)) is a part of National Armed Forces.

A Roman legion (from Latin legio "military levy, conscription", from legere "to choose") was the largest unit of the Roman army involving from 3000 men in early times to over 5200 men in imperial times, consisting of centuries as the basic units.