Military of ancient Rome

The Latin term praetorium — or prœtorium or pretorium — originally signified a general’s tent within a Roman castra, castellum, or encampment.

The Scholae Palatinae (literally "Palatine Schools", in Greek: Σχολαί, Scholai) were an elite military guard unit, usually ascribed to the Roman Emperor Constantine the Great as a replacement for the equites singulares Augusti, the cavalry arm of the Praetorian Guard.

Cohors prima Aelia Dacorum ("1st Aelian Cohort of Dacians") was an infantry regiment of the Auxilia corps of the Imperial Roman army.

Cohors prima Ulpia Dacorum ("1st Ulpian cohort of Dacians") was an infantry regiment of the Auxilia corps of the Imperial Roman army.

A centurion (Latin: centurio; Greek: κεντυρίων, kentyríōn, or ἑκατόνταρχος, hekatóntarkhos) was a professional officer of the Roman army after the Marian reforms of 107 BC.

Hastati (singular: Hastatus) were a class of infantry employed in the armies of the early Roman Republic who originally fought as spearmen, and later as swordsmen.

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.

In the Roman Empire, the Latin word castrum (plural castra) was a building, or plot of land, used as a fortified military camp.

War pigs are pigs reported to have been used in ancient warfare as a military animal, mostly as a countermeasure against war elephants.

Cohors prima Aquitanorum ("1st Cohort of Aquitani") was a Roman auxiliary infantry regiment.

Cohors secunda Gallorum Dacica equitata ("2nd part-mounted Cohort of Gauls in Dacia") was a Roman auxiliary regiment which contained both infantry and cavalry contingents.

Cohors secunda Gallorum veterana equitata ("2nd part-mounted veteran Cohort of Gauls") was a mixed infantry and cavalry regiment of the Auxilia corps of the Imperial Roman army.

Cohors tertia Aquitanorum equitata civium Romanorum ("3rd part-mounted Cohort of Aquitani Roman citizens") was a Roman auxiliary mixed infantry and cavalry regiment.

Cohors tertia Alpinorum equitata ("3rd part-mounted Cohort of Alpini") was a Roman auxiliary mixed infantry and cavalry regiment.

Cohors secunda Alpinorum equitata ("2nd part-mounted Cohort of Alpini") was a Roman auxiliary mixed infantry and cavalry regiment.

Cohors secunda Aquitanorum equitata civium Romanorum ("2nd part-mounted Cohort of Aquitani Roman citizens") was a Roman auxiliary mixed infantry and cavalry regiment.

Cohors quarta Aquitanorum equitata civium Romanorum ("4th part-mounted Cohort of Aquitani Roman citizens") was a Roman auxiliary mixed infantry and cavalry regiment.

Cohors quarta Gallorum equitata ("4th part-mounted Cohort of Gauls") was a Roman auxiliary cohort containing both infantry and cavalry contingents.

Cohors prima Alpinorum peditata ("1st infantry Cohort of Alpini") was a Roman auxiliary infantry regiment.

Cohors prima Alpinorum equitata ("1st part-mounted Cohort of Alpini") was a Roman auxiliary mixed infantry and cavalry regiment.

Cohors prima Raetorum ("1st Cohort of Raeti") was a Roman auxiliary infantry regiment.

In modern scholarship, the "late" period of the Roman army begins with the accession of the Emperor Diocletian in AD 284, and ends in 476 with the deposition of Romulus Augustulus, being roughly coterminous with the Dominate.

cohors II Hispanorum peditata was an auxilia infantry cohort of the Imperial Roman army.

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.

Cohors [prima] Aelia Gaesatorum milliaria [peditata] sagittaria ("[1st infantry 1000 strong] archer Aelian cohort of Gaesati") was a Roman auxiliary infantry regiment.

Cohors [prima] Aurelia Antonina Hemesenorum milliaria [peditata] ("[1st infantry 1000 strong] Aurelian and Antonine cohort of Hemesii?") was a Roman auxiliary infantry regiment.

Cohors [prima] "Augusta Nervia Pacensis" / "Aurelia" / "Flavia Malvensis" Brittonum milliaria [peditata] ("[1st infantry 1000 strong] "venerable, Nervian and peaceful" / "Aurelian" / "Flavian" cohort of Brittones") was a Roman auxiliary infantry cohort.

Cohors [prima] Cananefatium [quingenaria peditata] ("[1st infantry 500 strong] cohort of Cananefates") was a Roman auxiliary infantry regiment.

Cohors [prima] Cretum [quingenaria peditata] sagittaria ("[1st infantry 500 strong] archer cohort of Cretes") was a Roman auxiliary archers regiment.

Cohors [prima] Cananefatium [quingenaria peditata] civium Romanorum ("[1st infantry 500 strong] cohort of Roman citizens Cyprii") was a Roman auxiliary infantry regiment.

Cohors [prima] Hispanorum [quingenaria peditata] pia fidelis ("[1st infantry 500 strong] cohort of Hispani, dutiful and loyal") was a Roman auxiliary infantry regiment.

Cohors [prima] Antiochensium [quingenaria] equitata ("[1st] part-mounted [500 strong] cohort of Antiochenses") was a Roman auxiliary regiment containing cavalry contingents.

Cohors [prima] Batavorum milliaria equitata civium Romanorum pia fidelis ("[1st] part-mounted 1000 strong cohort of Roman citizens Batavi, dutiful and loyal") was a Roman auxiliary cohort of infantry and cavalry.

Cohors [prima] Bracaraugustanorum [quingenaria] equitata civium Romanorum ("[1st] part-mounted [500 strong] cohort of Roman citizens Bracari") was a Roman auxiliary regiment containing cavalry contingents.

Cohors [prima] Flavia Commagenorum [quingenaria] equitata sagittaria? ("[1st] part-mounted [500 strong] cohort of Commagenes") was a Roman auxiliary regiment containing cavalry contingents.

Cohors [prima] Flavia Ulpia Hispanorum milliaria equitata civium Romanorum ("[1st] part-mounted 1000 strong Flavian and Ulpian cohort of Roman citizens Hispani") was a Roman auxiliary regiment containing cavalry contingents.

Caesar, Life of a Colossus is a nonfiction book written by Adrian Goldsworthy.

Lavatrae , also known as Lavatris, was a Roman fort in the modern-day village of Bowes, County Durham, England.

By the size of the Roman army is meant the changes (increases and reductions) in the number of its contingents: legions, auxiliaries Praetorian cohorts, Urban cohorts, vigiles, and naval forces over the course of twelve centuries - from 753 BC to AD 476 (the Fall of the Western Roman Empire).

Verterae was a Roman fort in the modern-day village of Brough, Cumbria, England.

In the constitution of ancient Rome, prorogatio was the extension of a commander's imperium beyond the one-year term of his magistracy, usually that of consul or praetor.

The Imperial Roman army is a term that may be applied to the terrestrial armed forces deployed by the Roman Empire from about 30 BC to 476 AD.

Cohors prima Raetorum equitata ("1st part-mounted Cohort of Raeti") was a Roman auxiliary mixed infantry and cavalry regiment.

Cohors VI Thracum quingenaria equitata ("6th part-mounted Cohort of Thracians") was a Roman auxiliary regiment containing cavalry contingents.