The Emperor also ordered all copies of the Thalia, the book in which Arius had expressed his teachings, to be burned.

Antoninus Pius (; born 19 September 86AD – died 7 March 161AD ), also known as Antoninus, was Roman Emperor from 138AD to 161AD.

The family of Antoninus Pius and Faustina the Elder also represents one of the few periods in ancient Roman history where the position of Emperor passed smoothly from father to son.

He was succeeded as Emperor by his adopted son ( also stepson and former son-in-law ) Tiberius.

The Mughal Emperor Farrukhsiyar a grandson of Aurangzeb, is also known to have sent a letter to the Ottomans bu this time it was received by the Grand Vizier Nevşehirli Damad Ibrahim Pasha providing a graphic description of the informing him of the efforts of the Mughal commander Syed Hassan Ali Khan Barha against the Rajput and Maratha rebellion.

The deposed Emperor attempted to escape in a boat with his wife Agnes and his mistress, but was captured ( note that by some, Andronikos not only survived, but also managed to escape to the then self-proclaimed Kingdom of Cyprus ).

This could be either the normal military dress, with a tunic to about the knees, armour breastplate and pteruges, but also often the specific dress of the bodyguard of the Byzantine Emperor, with a long tunic and the loros, a long gold and jewelled pallium restricted to the Imperial family and their closest guards.

Dürer also made several portraits of the Emperor, including one shortly before Maximilian's death in 1519.

Saint Adelaide of Italy ( 931 / 932 – 16 December 999 ), also called Adelaide of Burgundy, was the second wife of Otto the Great, Holy Roman Emperor.

He was also the younger brother of Francis II, Holy Roman Emperor.

* Napoleon I ( 1804 – 1814, 1815 ), also King of Italy ( 1805 – 1814 ) and Emperor in Elba ( 1814 – 1815 )

However, following the death of an Emperor, they became known also for plunder in the Imperial palaces.

Between 1673 and 1681, the Emperor Kangxi suppressed an uprising of three generals in Southern China who had been denied hereditary rule to large fiefdoms granted by the previous emperor ; he also put down a Ming restorationist invasion from Taiwan, called the Revolt of the Three Feudatories.

The freedmen could also officially speak for the Emperor, as when Narcissus addressed the troops in Claudius ' stead before the conquest of Britain.

Annual games were also held in honor of his accession, and took place at the Praetorian camp where Claudius had first been proclaimed Emperor.

* Charles V, Holy Roman Emperor ( 1500 – 1558 ), also Charles I of Spain

Tibetans also had a tradition of cavalry warfare, in several military engagements early on with the Chinese Tang Dynasty ( 618 – 907 AD ), including Emperor Taizong's campaign against Tufan in 638.

Caligula (; 31 August AD 12 – 24 January AD 41 ), also known as Gaius, was Roman Emperor from 37 AD to 41 AD.

Cyril also wrote to the Emperor, telling his version of the events.

The first duke was also honoured with Imperial titles: Emperor Joseph I created him a Prince of the Holy Roman Empire in 1704, and in 1705, he was created Imperial Prince of Mindelheim ( once the lordship of the noted soldier Georg von Frundsberg ).

There were also two finance ministers, dealing with the separate bodies of the public treasury and the private domains of the Emperor, and the praetorian prefect, the most significant person of the whole.

The Emperor also revived the practice of public banquets, which had been reduced to a simple distribution of food under Nero, while he invested large sums on entertainment and games.

The imperial army also actively perpetrated massacres until the ousting of the Emperor by the Derg in 1974.

* Czech, mainly during the reign of Holy Roman Emperor Charles IV but also during other periods of Bohemian control over the HRE.

Edith of England () ( 910 – 26 January 946 ), also spelt Eadgyth or Ædgyth, was the daughter of Edward the Elder, and the wife of Otto I, Holy Roman Emperor.

Ammianus relates ( xvii. 1. 11 ) that much later the Emperor Julian undertook a punitive expedition against the Alemanni, who by then were in Alsace, and crossed the Main ( Latin Menus ), entering the forest, where the trails were blocked by felled trees.

In response to Bolesław ’ s aggressive foreign policy, German king and Holy Roman Emperor Henry V undertook a punitive expedition against Poland in 1109.

The next year, he was summoned back to Austria by his father, the Emperor ; Burgundy was left to be governed by Margaret together with the Burgundian Estates, both of whom also undertook the guardianship of the young Duke Philip, although Maximilian continued to take a distant interest in the country, and a greater interest in his children.

The French Emperor Napoléon I undertook the greatest reform of Frisian society in history: He introduced mayors, where the local administration was still in the hands of autonomous groups of elders ( like the Diekgreven, Kerkenolderlings etc.

Victorious over the Arabs, Emperor Nikephoros II Phokas refused to pay the annual tribute to Bulgaria in 966, complaining of the Bulgarian alliance with the Magyars, and undertook a show of force at the Bulgarian border.

The Mughal Emperor undertook an unceremonial journey on foot to accomplish his wish to reach Ajmer.

The Physiognomia ( which also exists in an Italian translation ) and the Super auctorem spherae expressly state that the author undertook the works at the request of the Emperor Frederick.

Thus, John and his brother Baldwin undertook to receive imperial recognition of their legitimacy and did so from the Emperor Frederick II in March 1243.

Russia undertook to aid Napoleon in his war against the United Kingdom ; in turn, the Emperor of Russia would receive the Ottoman territories of Moldavia and Wallachia.

Under the Habsburg Spain, enthroned in 1516, the Emperor Charles V, Holy Roman Emperor undertook a major restoration of the Alcazar, to Renaissance features unambiguous in order to transform the outdated medieval residence into a palace suitable for his court.

He gained fame when in 1112, when Liao Emperor Tianzuodi ( 辽天祚帝 ) undertook a fishing expedition in Jurchen territory and decreed all the chieftains to dance for him, Aguda was the only person who refused to accept the emperor's order.

Constantine I undertook major reforms of Imperial administration and military organisation, founded a new Imperial capital at Constantinople on November 8, 324, summoned the first Christian ecumenical council ( I Nicaea, 325 ), and became the first Christian Emperor in 337.

For a while he served as one of 100 royal bodyguards of Carlos V, and he accompanied the Emperor on a trip to Flanders in 1522, and undertook sensitive diplomatic missions.

Consequently in 1092, Emperor Alexios I Komnenos ( r. 1081 – 1118 ) undertook a drastic overhaul of the Byzantine coinage system and introduced a new gold coin, the hyperpyron ( meaning " super-refined ").

The monastery was founded in 386 AD during the reign of the Emperor Theodosius I ( 375-395 ), Legend has it that two priests undertook its creation after discovering a miraculous icon of the Virgin Mary in a cave on the mountain.

In 1051, the Emperor Henry III undertook a campaign against Hungary, but the imperial troops were defeated at the Vértes Hills, while the imperial fleet was induced to turn back by a forged letter.