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Flavius Claudius Constantius Gallus (326–354) was a statesman and ruler in the eastern provinces of the
Roman Empire The Roman Empire ( la, Imperium Romanum ; grc-gre, Βασιλεία τῶν Ῥωμαίων, Basileía tôn Rhōmaíōn) was the post-Republican period of ancient Rome. As a polity, it included large territorial holdings around the Mediterr ...
from 351 to 354, as ''Caesar'' under emperor
Constantius II Constantius II (Latin: ''Flavius Julius Constantius''; grc-gre, Κωνστάντιος; 7 August 317 – 3 November 361) was Roman emperor from 337 to 361. His reign saw constant warfare on the borders against the Sasanian Empire and Germani ...
(), his cousin. A grandson of emperor
Constantius Chlorus Flavius Valerius Constantius "Chlorus" ( – 25 July 306), also called Constantius I, was Roman emperor from 305 to 306. He was one of the four original members of the Tetrarchy established by Diocletian, first serving as caesar from 293 t ...
() and empress
Flavia Maximiana Theodora Flavia Maximiana Theodora (c. 275 – before 337) was a Roman empress, wife of Constantius Chlorus. She is often referred to as a stepdaughter of Emperor Maximian by ancient sources, leading to claims by historians Otto Seeck and Ernest Stein tha ...
, and a son of
Julius Constantius Julius Constantius (died September 337 AD) was a politician of the Roman Empire and a member of the Constantinian dynasty, being a son of Emperor Constantius Chlorus and his second wife Flavia Maximiana Theodora, a younger half-brother of Emperor ...
and Galla, he belonged to the
Constantinian dynasty The Constantinian dynasty is an informal name for the ruling family of the Roman Empire from Constantius Chlorus (died 306) to the death of Julian in 363. It is named after its most famous member, Constantine the Great, who became the sole rule ...
. He was born during the reign of his uncle
Constantine the Great Constantine I ( , ; la, Flavius Valerius Constantinus, ; ; 27 February 22 May 337), also known as Constantine the Great, was Roman emperor from AD 306 to 337, the first one to Constantine the Great and Christianity, convert to Christiani ...
(), and was among the few to survive the killings of male members of the imperial family in 337. Under Constantius II, he married
Constantina Flavia Valeria Constantina (also sometimes called ''Constantia'' and ''Constantiana''; el, Κωνσταντίνα; b. after 307/before 317 – d. 354), later known as Saint Constance, was the eldest daughter of Roman emperor Constantine the Great ...
, Constantine's daughter and Constantius' sister. As ''Caesar'' he dealt with a Jewish revolt (351–352) and ruled from
Antioch Antioch on the Orontes (; grc-gre, Ἀντιόχεια ἡ ἐπὶ Ὀρόντου, ''Antiókheia hē epì Oróntou'', Learned ; also Syrian Antioch) grc-koi, Ἀντιόχεια ἡ ἐπὶ Ὀρόντου; or Ἀντιόχεια ἡ ἐπ ...
, but the emperor came to mistrust him, and ultimately had him executed and replaced with his younger half-brother Julian.


Family

Gallus was a son of
Julius Constantius Julius Constantius (died September 337 AD) was a politician of the Roman Empire and a member of the Constantinian dynasty, being a son of Emperor Constantius Chlorus and his second wife Flavia Maximiana Theodora, a younger half-brother of Emperor ...
by his first wife Galla. Gallus' paternal grandparents were the emperor
Constantius Chlorus Flavius Valerius Constantius "Chlorus" ( – 25 July 306), also called Constantius I, was Roman emperor from 305 to 306. He was one of the four original members of the Tetrarchy established by Diocletian, first serving as caesar from 293 t ...
and his second wife
Flavia Maximiana Theodora Flavia Maximiana Theodora (c. 275 – before 337) was a Roman empress, wife of Constantius Chlorus. She is often referred to as a stepdaughter of Emperor Maximian by ancient sources, leading to claims by historians Otto Seeck and Ernest Stein tha ...
. Julius Constantius was a paternal half-brother of the emperor Constantine I, which, in turn, meant Gallus was a half-first cousin of Constantine's sons, Constantine II, Constantius II and
Constans Flavius Julius Constans ( 323 – 350), sometimes called Constans I, was Roman emperor from 337 to 350. He held the imperial rank of ''caesar'' from 333, and was the youngest son of Constantine the Great. After his father's death, he was made ...
. At some point prior to 331/2, Gallus' mother Galla seems to have died, as at that stage Julius Constantius was remarried to one
Basilina Basilina ( gr, Βασιλίνα; died 332/333) was the wife of Julius Constantius and the mother of the Roman emperor Julian (r. 361–363) who in her honour gave the name ''Basilinopolis'' to a city in Bithynia (modern Pazarköy near Gemlik, i ...
and had had a son by her. Gallus had three siblings: an elder sister, of unknown name, who was the first wife of Constantius II, an elder brother, also of unknown name, who died in the purges after the death of Constantine I, and a younger half-brother by his father's second marriage, named Flavius Claudius Iulianus, commonly known as Julian.


Youth

Gallus was born in '' Massa Veternensis'',
Italia Italy ( it, Italia ), officially the Italian Republic, ) or the Republic of Italy, is a country in Southern Europe. It is located in the middle of the Mediterranean Sea, and its territory largely coincides with the homonymous geographical re ...
, after his father had been recalled from exile. Gallus' father and his elder brother were amongst those killed during the purges that occurred in the imperial family after the death of Constantine I in 337. Gallus himself was one of the only imperial males – besides the three sons of Constantine I and Fausta – who were not killed; the others being Gallus' younger half-brother, Julian, and their cousin,
Nepotianus Flavius Julius Nepotianus (died 30 June 350), sometimes known in English as Nepotian, was a member of the Constantinian dynasty who reigned as a short-lived usurper of the Roman Empire. He ruled the city of Rome for twenty-eight days, before bei ...
, each of whom was very young at the time. Gallus was said by
Ammianus Marcellinus Ammianus Marcellinus (occasionally Anglicisation, anglicised as Ammian) (born , died 400) was a Roman soldier and historian who wrote the penultimate major historical account surviving from Ancient history, antiquity (preceding Procopius). His w ...
to have been very good looking, making particular note of his soft blond hair. There is debate over where Gallus spent his youth. One view is that he lived with Julian in
Nicomedia Nicomedia (; el, Νικομήδεια, ''Nikomedeia''; modern İzmit) was an ancient Greek city located in what is now Turkey. In 286, Nicomedia became the eastern and most senior capital city of the Roman Empire (chosen by the emperor Diocletia ...
under the care of bishop Eusebius of Nicomedia until 340. At that point, Eusebius was made
bishop of Constantinople The ecumenical patriarch ( el, Οἰκουμενικός Πατριάρχης, translit=Oikoumenikós Patriárchēs) is the archbishop of Constantinople (Istanbul), New Rome and ''primus inter pares'' (first among equals) among the heads of th ...
, which necessitated Gallus and Julian following him there. It is believed that, after the death of Eusebius in 341, Constantius then sent Gallus and Julian to continue their studies at the imperial household in
Macellum A macellum (plural: ''macella''; ''makellon'') is an ancient Roman indoor market building that sold mostly provisions (especially meat and fish). The building normally sat alongside the forum and basilica, providing a place in which a market coul ...
,
Cappadocia Cappadocia or Capadocia (; tr, Kapadokya), is a historical region in Central Anatolia, Turkey. It largely is in the provinces Nevşehir, Kayseri, Aksaray, Kırşehir, Sivas and Niğde. According to Herodotus, in the time of the Ionian Revo ...
. An alternative view claims that hints in the sources suggest that Gallus was sent to
Ephesus Ephesus (; grc-gre, Ἔφεσος, Éphesos; tr, Efes; may ultimately derive from hit, 𒀀𒉺𒊭, Apaša) was a city in ancient Greece on the coast of Ionia, southwest of present-day Selçuk in İzmir Province, Turkey. It was built in t ...
to study, then to a type of exile in Tralles and from there to the imperial household in Macellum.


Caesar

In 350,
Magnentius Magnus Magnentius ( 303 – 11 August 353) was a Roman general and usurper against Constantius II from 350 to 353. Of Germanic descent, Magnentius served with distinction in Gaul under the Western emperor Constans. On 18 January 350 Magnentius ...
had rebelled and killed the emperor
Constans Flavius Julius Constans ( 323 – 350), sometimes called Constans I, was Roman emperor from 337 to 350. He held the imperial rank of ''caesar'' from 333, and was the youngest son of Constantine the Great. After his father's death, he was made ...
, claiming the purple.
Constantius II Constantius II (Latin: ''Flavius Julius Constantius''; grc-gre, Κωνστάντιος; 7 August 317 – 3 November 361) was Roman emperor from 337 to 361. His reign saw constant warfare on the borders against the Sasanian Empire and Germani ...
prepared to move against the usurper, but needed a representative in the East, so he called Gallus at
Sirmium Sirmium was a city in the Roman province of Pannonia, located on the Sava river, on the site of modern Sremska Mitrovica in the Vojvodina autonomous provice of Serbia. First mentioned in the 4th century BC and originally inhabited by Illyrians an ...
, raised him to the rank of
caesar Gaius Julius Caesar (; ; 12 July 100 BC – 15 March 44 BC), was a Roman people, Roman general and statesman. A member of the First Triumvirate, Caesar led the Roman armies in the Gallic Wars before defeating his political rival Pompey in Caes ...
(15 March 351), gave him the name ''Constantius'', and strengthened the bonds with his cousin by allowing Gallus to marry his sister
Constantina Flavia Valeria Constantina (also sometimes called ''Constantia'' and ''Constantiana''; el, Κωνσταντίνα; b. after 307/before 317 – d. 354), later known as Saint Constance, was the eldest daughter of Roman emperor Constantine the Great ...
. Gallus and Constantina, who probably shared her brother's aim of controlling the young Caesar, set up residence in
Antioch Antioch on the Orontes (; grc-gre, Ἀντιόχεια ἡ ἐπὶ Ὀρόντου, ''Antiókheia hē epì Oróntou'', Learned ; also Syrian Antioch) grc-koi, Ἀντιόχεια ἡ ἐπὶ Ὀρόντου; or Ἀντιόχεια ἡ ἐπ ...
. During his rule, Gallus had to deal with a
Jewish Jews ( he, יְהוּדִים, , ) or Jewish people are an ethnoreligious group and nation originating from the Israelites Israelite origins and kingdom: "The first act in the long drama of Jewish history is the age of the Israelites""The ...
rebellion in
Judea Judea or Judaea ( or ; from he, יהודה, Hebrew language#Modern Hebrew, Standard ''Yəhūda'', Tiberian vocalization, Tiberian ''Yehūḏā''; el, Ἰουδαία, ; la, Iūdaea) is an ancient, historic, Biblical Hebrew, contemporaneous L ...
/
Palestine __NOTOC__ Palestine may refer to: * State of Palestine, a state in Western Asia * Palestine (region), a geographic region in Western Asia * Palestinian territories, territories occupied by Israel since 1967, namely the West Bank (including East ...
(see
Jewish revolt against Gallus The Jewish revolt against Constantius Gallus erupted during the Roman civil war of 350–353, upon destabilization across the Roman Empire. In 351–352 the Jews of Roman Palaestina revolted against the rule of Constantius Gallus, brother-in-la ...
) led by Patricius and Isaac of Diocesarea. The rebellion, possibly started before Gallus' elevation to Caesar, was crushed by Gallus' general, Ursicinus, who ordered all the rebels slain. Gallus was saved from an assassination plot by a woman, who revealed that some members of her household were planning the murder. Some sources, among whom are
Joannes Zonaras Joannes or John Zonaras ( grc-gre, Ἰωάννης Ζωναρᾶς ; 1070 – 1140) was a Byzantine Greek historian, chronicler and theologian who lived in Constantinople (modern-day Istanbul, Turkey). Under Emperor Alexios I Komnenos he held th ...
, claim that this plot had been organized by Magnentius in order to distract Constantius.
Philostorgius Philostorgius ( grc-gre, Φιλοστόργιος; 368 – c. 439 AD) was an Anomoean Church historian of the 4th and 5th centuries. Very little information about his life is available. He was born in Borissus, Cappadocia to Eulampia and Cart ...
claims that Gallus' generals won a campaign against the
Sassanids The Sasanian () or Sassanid Empire, officially known as the Empire of Iranians (, ) and also referred to by historians as the Neo-Persian Empire, was the History of Iran, last Iranian empire before the early Muslim conquests of the 7th-8th cen ...
. Other sources, basing their views on an almost-peaceful situation between the Sassanids and Romans while
Shapur II Shapur II ( pal, 𐭱𐭧𐭯𐭥𐭧𐭥𐭩 ; New Persian: , ''Šāpur'', 309 – 379), also known as Shapur the Great, was the tenth Sasanian King of Kings (Shahanshah) of Iran. The longest-reigning monarch in Iranian history, he reigned fo ...
was engaged in a campaign against the
Huns The Huns were a nomadic people who lived in Central Asia, the Caucasus, and Eastern Europe between the 4th and 6th century AD. According to European tradition, they were first reported living east of the Volga River, in an area that was part ...
in the east, dismiss this claim. Ammianus relays an abortive scheme of Nohodares, Shapur's lieutenant in
Mesopotamia Mesopotamia ''Mesopotamíā''; ar, بِلَاد ٱلرَّافِدَيْن or ; syc, ܐܪܡ ܢܗܪ̈ܝܢ, or , ) is a historical region of Western Asia situated within the Tigris–Euphrates river system, in the northern part of the F ...
, to surprise the town of Batnae, which was betrayed by some in his own army, in 353. In the same year, Gallus sent the ''
comes Orientis The Diocese of the East ( la, Dioecesis Orientis; el, ) was a diocese of the later Roman Empire, incorporating the provinces of the western Middle East, between the Mediterranean Sea and Mesopotamia. During late Antiquity, it was one of the majo ...
'', Nebridius, against the
Isauria Isauria ( or ; grc, Ἰσαυρία), in ancient geography, is a rugged, isolated, district in the interior of Asia Minor, of very different extent at different periods, but generally covering what is now the district of Bozkır and its surrou ...
ns, who had been raiding the coastal provinces, and were now besieging
Seleucia on the Calycadnus Silifke ( grc-gre, Σελεύκεια, ''Seleukeia'', la, Seleucia ad Calycadnum) is a town and district in south-central Mersin Province, Turkey, west of the city of Mersin, on the west end of Çukurova. Silifke is near the Mediterranean coa ...
. They dispersed on his approach. As a consequence of the need to gather food for the troops for a Persian campaign or because of drought, the grain supply in Antioch decreased. In order to counter the higher price of grain, Gallus forced the passage of some laws regardless of the opinion of the Senate, thus alienating the senatorial class of Antioch.
Ammianus Marcellinus Ammianus Marcellinus (occasionally Anglicisation, anglicised as Ammian) (born , died 400) was a Roman soldier and historian who wrote the penultimate major historical account surviving from Ancient history, antiquity (preceding Procopius). His w ...
, a pro-senatorial writer, tells how the anger of the people of Antioch for the famine was diverted by Gallus towards the ''
consularis ''Consularis'' is a Latin adjective indicating something pertaining to the position or rank of consul. In Ancient Rome it was also used as a noun (plural ''consulares'') to designate those senators who had held the office of consul or attained con ...
Syriae'' Theophilus, who was killed by the mob. Ammianus reports also that Gallus and Constantina brought a number of wealthy people to trial for magic, ending in the execution of innocents and in the confiscation of their wealth. The same source claims that Gallus walked anonymously in Antioch by night, asking passers-by for their opinion on their ''caesar'', while Julian records the great amount of time spent by Gallus at the Hippodrome, probably to obtain popular support. Doubting his cousin's loyalty, Constantius reduced the troops under Gallus, and sent the
Praetorian Prefect The praetorian prefect ( la, praefectus praetorio, el, ) was a high office in the Roman Empire. Originating as the commander of the Praetorian Guard, the office gradually acquired extensive legal and administrative functions, with its holders be ...
Domitianus to Antioch to urge Gallus to go to Italy. Different sources tell different stories, but all agree that Gallus arrested Domitianus and the ''
quaestor A ( , , ; "investigator") was a public official in Ancient Rome. There were various types of quaestors, with the title used to describe greatly different offices at different times. In the Roman Republic, quaestors were elected officials who ...
''
Montius Magnus Montius Magnus (flourished 4th century AD, died 354) was a Roman politician. Little is known of his origins, although he may have originated in Africa.Martindale, Jones & Morris (1971), pp. 535–536 At some point before 351 he served as a proconsu ...
who had come to his aid, and that the two officers were killed. The arrest of Montius Magnus led to the discovery of what seems to be a plot to usurp Gallus' position. The conspirators had the support of two ''tribuni fabricarum'' (officers of the weapons factories) who had promised the weapons for an uprising (Ammianus Marcellinus
14.7.18
, and probably of the troops in Mesopotamia, as well as of the rector of the province of Phoenice. All suspected in connection with the plot, including many innocents, were put to death by order of the Caesar.


Fall and death

Constantius was informed of the treason trials in Antioch during a campaign against the
Alamanni The Alemanni or Alamanni, were a confederation of Germanic tribes * * * on the Upper Rhine River. First mentioned by Cassius Dio in the context of the campaign of Caracalla of 213, the Alemanni captured the in 260, and later expanded into pres ...
. After concluding a peace treaty with the Germanic tribe, Constantius decided to settle the matter with his cousin. First he summoned Ursicinus to the West, whom he suspected of inciting Gallus in order to create the occasion for a revolt and the usurpation of his own son.Ibid. 2-5 (Ammianus, as Ursinicus' personal attendant, accompanied him on this Gallic voyage). Next, Constantius summoned Gallus and Constantina to Milan. Constantina left first, in order to gain some of her brother's trust, but died at Caeni Gallicani in
Bithynia Bithynia (; Koine Greek: , ''Bithynía'') was an ancient region, kingdom and Roman province in the northwest of Asia Minor (present-day Turkey), adjoining the Sea of Marmara, the Bosporus, and the Black Sea. It bordered Mysia to the southwest, Pa ...
. Gallus, whose bonds to Constantius had been weakened, stayed in Antioch. Constantius tried to lure Gallus, sending the ''tribunus scutariorum''
Scudilo Scudilo ( gr, Σκοδιλών) was an Alemannic warrior who served in the Roman army under emperor Constantius II. Life If Scudilo is identical to the Skolidoas mentioned by Zosimus, he began serving in the Roman army as a tribune in 351. He pr ...
to tell Gallus that Constantius wanted to raise him to ''
Augustus Caesar Augustus (born Gaius Octavius; 23 September 63 BC – 19 August AD 14), also known as Octavian, was the first Roman emperor; he reigned from 27 BC until his death in AD 14. He is known for being the founder of the Roman Pri ...
''. Gallus took Constantius's bait and left
Antioch Antioch on the Orontes (; grc-gre, Ἀντιόχεια ἡ ἐπὶ Ὀρόντου, ''Antiókheia hē epì Oróntou'', Learned ; also Syrian Antioch) grc-koi, Ἀντιόχεια ἡ ἐπὶ Ὀρόντου; or Ἀντιόχεια ἡ ἐπ ...
to meet him. Gallus staged a chariot race in Constantinople's ''
Hippodrome The hippodrome ( el, ἱππόδρομος) was an ancient Greek stadium for horse racing and chariot racing. The name is derived from the Greek words ''hippos'' (ἵππος; "horse") and ''dromos'' (δρόμος; "course"). The term is used i ...
'' and crowned the victor, an honor reserved only for an Augustus. This insolence enraged Constantius. In an attempt to further isolate Gallus from any form of military protection, Constantius had the garrisons removed from the towns in Gallus's path. When Gallus arrived at Poetovio in
Noricum Noricum () is the Latin name for the Celts, Celtic kingdom or federation of tribes that included most of modern Austria and part of Slovenia. In the first century AD, it became a Roman province, province of the Roman Empire. Its borders were th ...
,
Barbatio Barbatio (died AD 359) was a Roman general of the infantry (Magister Peditum = Master of Foot) under the command of Constantius II. Previously he was a commander of the household troops (''protectores domestici'') under Gallus Caesar, but he arres ...
, an officer who had been supporting Gallus' dismissal within Constantius' court, surrounded the palace of the Caesar and arrested him, stripping Gallus of the imperial robes, but assuring him that no harm would come to him. Gallus was led to
Pola Pola or POLA may refer to: People * House of Pola, an Italian noble family * Pola Alonso (1923–2004), Argentine actress * Pola Brändle (born 1980), German artist and photographer * Pola Gauguin (1883–1961), Danish painter * Pola Gojawiczyńsk ...
, Istria (now Pula, Croatia). Here he was interrogated by some of the highest officials of Constantius' court, including the eunuch ''
praepositus sacri cubiculi The ''praepositus sacri cubiculi'' (Latin: "provost of the sacred bedchamber", in gr, πραιπόσιτος τοῦ εὐσεβεστάτου κοιτῶνος, praipositos tou eusebestatou koitōnos) was one of the senior palace offices in the La ...
''
Eusebius Eusebius of Caesarea (; grc-gre, Εὐσέβιος ; 260/265 – 30 May 339), also known as Eusebius Pamphilus (from the grc-gre, Εὐσέβιος τοῦ Παμφίλου), was a Greek historian of Christianity, exegete, and Christian ...
and the ''
agens in rebus The ''agentes in rebus'' ( grc, ἀγγελιαφόροι, angeliaphóroi, messengers, or , ''magistrianoí'', 'Magister officiorum, magister's men'.) were the late Roman Empire, Roman imperial courier service and general agents of the central gov ...
'' Apodemius. Gallus tried to put the blame for all of his actions on Constantina, but Constantius sentenced him to death; the emperor later changed his mind, and ordered Gallus spared, but Eusebius prevented the order from reaching the executioners.


Family tree

Emperors are shown with a rounded-corner border with their dates as Augusti, names with a thicker border appear in both sections 1: Constantine's parents and half-siblings 2: Constantine's children


See also

*
Itineraries of the Roman emperors, 337–361 A travel itinerary is a schedule of events relating to planned travel, generally including destinations to be visited at specified times and means of transportation to move between those destinations. For example, both the plan of a business trip ...
*
Jewish revolt against Gallus The Jewish revolt against Constantius Gallus erupted during the Roman civil war of 350–353, upon destabilization across the Roman Empire. In 351–352 the Jews of Roman Palaestina revolted against the rule of Constantius Gallus, brother-in-la ...


References


Sources


Banchich, Thomas M., "Gallus Caesar (15 March 351 – 354 A.D.)", ''DIR'' (1997)
* *


External links

{{DEFAULTSORT:Gallus, Constantius 320s births 354 deaths Ancient Roman governors Caesars (heirs apparent) Tetrarchy Constantius Executed ancient Roman people Executed politicians Flavii Imperial Roman consuls People executed by the Roman Empire People from Massa Lombarda Year of birth unknown