Maximian's appointment is unusual in that it was impossible for Diocletian to have been present to witness the event.

In 293, feeling more focus was needed on both civic and military problems, Diocletian, with Maximian's consent, expanded the imperial college by appointing two Caesars ( one responsible to each Augustus ) — Galerius and Constantius Chlorus.

In April 307, he attempted to depose his son, but failed and fled to the court of Constantius ' successor, Constantine ( who was both Maximian's step-grandson and also his son-in-law ), in Trier.

During Constantine's war with Maxentius, Maximian's image was purged from all public places.

However, after Constantine ousted and killed Maxentius, Maximian's image was rehabilitated, and he was deified.

Theodora, the wife of Constantius Chlorus, is often called Maximian's stepdaughter by ancient sources, leading to claims by Otto Seeck and Ernest Stein that she was born from an earlier marriage between Eutropia and Afranius Hannibalianus .< ref > Aurelius Victor, de Caesaribus 39. 25 ; Eutropius, Breviaria 9. 22 ; Jerome, Chronicle 225 < sup > g </ sup >; Epitome de Caesaribus 39. 2, 40. 12, quoted in Barnes, New Empire, 33 ; Barnes, New Empire, 33 .</ ref > Barnes challenges this view, saying that all " stepdaughter " sources derive their information from the partially unreliable work of history Kaisergeschichte, while other, more reliable sources, refer to her as Maximian's natural daughter .< ref > Origo Constantini 2 ; Philostorgius, Historia Ecclesiastica 2. 16 < sup > a </ sup >, quoted in Barnes, New Empire, 33.

Carausius was of humble origin, a Menapian who distinguished himself during Maximian's campaign against the Bagaudae rebels in northern Gaul in 286.

Despite Maximian's assurance, Severus was nonetheless displayed as a captive and later imprisoned at Tres Tabernae.

She is often called Maximian's stepdaughter by ancient sources, leading to claims by Otto Seeck and Ernest Stein that she was born from an earlier marriage between Eutropia and Afranius Hannibalianus .< ref > Aurelius Victor, de Caesaribus 39. 25 ; Eutropius, Breviaria 9. 22 ; Jerome, Chronicle 225 < sup > g </ sup >; Epitome de Caesaribus 39. 2, 40. 12, quoted in Barnes, New Empire, 33 ; Barnes, New Empire, 33 .</ ref > This would make her the stepdaughter of Maximian.

His father was Aurelius Ambrosius, the praetorian prefect of Gaul ; his mother was a woman of intellect and piety.

Julia Mamaea was a woman of many virtues, and she surrounded the young emperor with wise counsellors, under the administration of the jurist and praetorian praefect Ulpian.

At first, Constans was under the guardianship of Constantine II, and the original settlement saw Constans receiving the praetorian prefectures of Italy and Africa.

The prefect kept a staff of hundreds and managed affairs in all segments of government: in taxation, administration, jurisprudence, and minor military commands, the praetorian prefect was often second only to the emperor himself.

Rome herself ( including her environs, as defined by a-radius perimeter around the City itself ) was not under the authority of the praetorian prefect, as she was to be administered by a City Prefect of senatorial rank – the sole prestigious post with actual power reserved exclusively for senators, except for some governors in Italy with the titles of corrector and the proconsuls of Asia and Africa.

His father was Publius Aelius Hadrianus Afer, who as a senator of praetorian rank would spend much of his time in Rome.

In 357 AD the region was part of the Praetorian prefecture of Illyricum one of four large praetorian prefectures into which the Late Roman Empire was divided.

The praetorian guard was bribed to betray Nero by Nymphidius Sabinus, who desired to become emperor himself.

His maternal grandfather was Julius Julianus, praetorian prefect of the East under emperor Licinius from 315 to 324 and consul after 325.

Properly it was a role that belonged to the praetorian prefect.

The NUM was widely regarded as the labour movement's praetorian guard and the strike convulsed the Labour movement.

Although coming from a humble background that was not dynastically related to the Severan dynasty, he rose through the imperial household until, under the emperor Caracalla, he was made prefect of the praetorian guard.

However, Alexander was popular with the troops, who viewed their new Emperor with dislike: when Elagabalus, jealous of this popularity, removed the title of Caesar from his nephew the enraged praetorian guard swore to protect him.

The fourfold regional division of the empire continued in the form of Praetorian prefectures, each of which was overseen by a praetorian prefect and subdivided into administrative dioceses, and often reappeared in the title of the military supra-provincial command assigned to a magister militum.

After Emperor Constantine ’ s reforms in AD 318, the border between Gaul and Italy ( two of the four praetorian prefectures of the Roman Empire ) was located east of Turicum, crossing the River Linth between Lake Walen and Lake Zurich, where a castle and garrison looked over Turicum ’ s safety.

One of the two praetorian prefects, Tarrutenius Paternus, had actually been involved in the conspiracy but was not detected at this time, and in the aftermath, he and his colleague Sextus Tigidius Perennis were able to arrange for the murder of Saoterus, the hated chamberlain.

At the end of June, a mob demonstrated against Cleander during a horse race in the Circus Maximus: he sent the praetorian guard to put down the disturbances, but Pertinax, who was now City Prefect of Rome, dispatched the Vigiles Urbani to oppose them.

Pannonia Superior was under the consular legate, who had formerly administered the single province, and had three legions under his control ; Pannonia Inferior at first under a praetorian legate with a single legion as garrison, after Marcus Aurelius under a consular legate, still with only one legion.

Despite friendship with the restorationist Emperor Julian, he was made an honorary praetorian prefect by the Christian Emperor Theodosius I.

He easily overran northern Italy, winning two major battles: the first near Turin, the second at Verona, where the praetorian prefect Ruricius Pompeianus, Maxentius ' most senior general, was killed.

Praetor Anicius Probus first gave him a place in the council and then in about 372 made him consular prefect or " Governor " of Liguria and Emilia, with headquarters at Milan, which was then ( beside Rome ) the second capital in Italy.

The day following, when he was performing divine service in the basilica, the prefect of the city came to persuade him to give up at least the Portian basilica in the suburbs.

Baron Haussmann, a long-time prefect of Bordeaux, used Bordeaux's 18th century big-scale rebuilding as a model when he was asked by Emperor Napoleon III to transform a then still quasi-medieval Paris into a " modern " capital that would make France proud.

However, the Boii had not been exterminated: There was a civitas Boiorum et Azaliorum ( the Azalii being a neighbouring tribe ) which was under the jurisdiction of a prefect of the Danube shore ( praefectus ripae Danuvii ).

The prefect of Legio II Augusta, Poenius Postumus, stationed near Exeter, ignored the call, and a fourth legion, IX Hispana, had been routed trying to relieve Camulodunum, but nonetheless the governor was able to call on almost ten thousand men.

According to lexicographer William Smith, " She was accused of too much familiarity with Orestes, prefect of Alexandria, and the charge spread among the clergy, who took up the notion that she interrupted the friendship of Orestes with their archbishop, Cyril.

In Emesa he was apparently still alive and in good health: he issued the only extant rescript in his name there, but after he left the city, his staff, including the prefect Aper, reported that he suffered from an inflammation of the eyes.

During the Jewish-Roman wars, he was likely taken under the care of his uncle Titus Flavius Sabinus II, at the time serving as city prefect of Rome ; or possibly even Marcus Cocceius Nerva, a loyal friend of the Flavians and the future successor to Domitian.

This time, the rebel was the prefect of Egypt, Lucius Mussius Aemilianus who had already given support to the revolt of Macriani.

In 217, the emperor Caracalla was assassinated and replaced by his Praetorian prefect, Marcus Opellius Macrinus.

Notably absent at the time was the prefect Florentius, who was usually never far from Julian's side, though now he was kept busy organizing supplies in Vienne and away from any strife that the order could cause.

Justin was tried together with six companions by Junius Rusticus who was urban prefect from 163-167, and was beheaded, probably in 165.