* 527 – Byzantine Emperor Justin I names his nephew Justinian I as co-ruler and successor to the throne.

She may have been the niece of King Theodoric and betrothed to Audoin through the mediation of Emperor Justinian.

The Emperor Justinian forbade the use of abbreviations in the compilation of the " Digest " and afterwards extended his prohibition to all other writings.

* 529 – First draft of the Corpus Juris Civilis ( a fundamental work in jurisprudence ) is issued by Eastern Roman Emperor Justinian I.

During the Samaritan revolt of 529, Bethlehem was sacked and its walls and the Church of the Nativity destroyed, but they were rebuilt on the orders of the Emperor Justinian I.

In the sixth century, the Byzantine Emperor Justinian oversaw the consolidation of Roman civil law.

* 532 – Byzantine Emperor Justinian I orders the building of a new Orthodox Christian basilica in Constantinople – the Hagia Sophia.

The laws ( novellae ) of the Emperor Justinian I ( r. 527 – 565 ) treat Hesychast and anchorite as synonyms, making them interchangeable terms.

Isidore of Miletus was one of the two main Byzantine Greek architects ( Anthemius of Tralles was the other ) that Emperor Justinian I commissioned to design the church of Hagia Sophia in Constantinople from 532-537A. D.

Isidore of Miletus was a renowned scientist and mathematician before Emperor Justinian I hired him, “ Isidorus taught stereometry and physics at the universities, first of Alexandria then of Constantinople, and wrote a commentary on an older treatise on vaulting .” Emperor Justinian I appointed his architects to rebuild the Hagia Sophia following his victory over protesters within the capital city of his Roman Empire, Constantinople.

Emperor Justinian I ensured that his new structure would not be burned down, like its predecessors, by commissioning architects that would build the church mainly out of stone, rather than wood, “ He compacted it of baked brick and mortar, and in many places bound it together with iron, but made no use of wood, so that the church should no longer prove combustible .”

Isidore of Miletus and Anthemius of Tralles originally planned on a main hall of the Hagia Sophia that measured 230 feet by 250 feet, making it the largest church in Constantinople, but the original dome was nearly 20 feet lower than it was constructed, “ Justinian suppressed these riots and took the opportunity of marking his victory by erecting in 532-7 the new Hagia Sophia, one of the largest, most lavish, and most expensive buildings of all time .” Although Isidore of Miletus and Anthemius of Tralles were not formally educated in architecture, they were scientists that could organize the logistics of drawing thousands of laborers and unprecedented loads of rare raw materials from around the Roman Empire to create the Hagia Sophia for Emperor Justinian I.

Justinian I () (, ) ( c. 482 – 14 November 565 ), commonly known as Justinian the Great, was Byzantine Emperor from 527 to 565.

When Emperor Anastasius died in 518, Justin was proclaimed the new Emperor, with significant help from Justinian.

Justinian showed much ambition, and it has been thought that he was functioning as virtual regent long before Justin made him associate Emperor on 1 April 527, although there is no conclusive evidence for this.

Justinian would have, in earlier times, been unable to marry her because of her class, but his uncle Emperor Justin I had passed a law allowing intermarriage between social classes.

While the crowd was rioting in the streets, Justinian considered fleeing the capital, but he remained in the city on the stirring words of Theodora ( according to Procopius, she said " For an Emperor to become a fugitive is not a thing to be endured ... I hold with the old saying that the purple makes an excellent shroud ".

There he was offered the title of Western Roman Emperor by the Ostrogoths at the same time that envoys of Justinian were arriving to negotiate a peace which would leave the region north of the Po River in Gothic hands.

Emperor Justinian reconquered many former territories of the Western Roman Empire, including Italy, Dalmatia, Africa, and southern Hispania.

At the beginning of the Hippodrome I saw the Kaiser's Fountain, an ugly octagonal building with a glass dome, built in 1895 by the German Emperor, and on my left, directly across from it, the tomb of Sultan Ahmet, who constructed the Blue Mosque, more properly known by his name.

* Emperor Charles I. of Austria ( 1916 – 1918 ) http :// www. youtube. com / watch? v = jMU9FFzez1A

* 1896 – In Athens, the opening of the first modern Olympic Games is celebrated, 1, 500 years after the original games are banned by Roman Emperor Theodosius I.

* 1813 – French Emperor Napoleon I defeats a larger force of Austrians, Russians, and Prussians at the Battle of Dresden.

Francis I of France recognizes Charles's claim to Naples, and Charles V, Holy Roman Emperor, recognizes Francis's claim to Milan.

He was a very popular political figure, and since he was the Governor in the effective capital in the Roman West, he was a recognizable figure in the court of the Emperor Valentinian I. Ambrose never married.

In the East, Emperor Theodosius I likewise professed the Nicene creed ; but there were many adherents of Arianism throughout his dominions, especially among the higher clergy.

* 1091 – Battle of Levounion: The Pechenegs are defeated by Byzantine Emperor Alexius I.

* 367, Battle of Solicinium — Romans under Emperor Valentinian I defeat yet another Alemanni incursion.

Turning to a more active life, Albert accompanied Emperor Maximilian I to Italy in 1508, and after his return spent some time in the Kingdom of Hungary.

As war over the Order's existence appeared inevitable, Albert made strenuous efforts to secure allies and carried on protracted negotiations with Emperor Maximilian I.

In loyalty oaths, it was, " I will not value my life or that of my children less highly than I do the safety of the Emperor and his sisters ," or, if in consular motions: " Good fortune attend to the Emperor and his sisters.

After a performance of the ballet ' Tsar Kandavl ' at the Mariinsky Theatre, I first caught sight of the Emperor.

In later years I came into contact with the Emperor on several occasions, and I felt not the slightest bit timid.

* Alexander I of Russia ( 1801 – 1825 ), Emperor of Russia

Alexios II Komnenos or Alexius II Comnenus () ( 10 September 1169 – 24 September 1183, Constantinople ), Byzantine emperor ( 1180 – 1183 ), was the son of Emperor Manuel I Komnenos and Maria, daughter of Raymond, prince of Antioch.

Andronicus was himself a son of Theodora Komnene Angelina, the youngest daughter of Emperor Alexios I Komnenos and Irene Doukaina.

Together with his father and brothers, Alexios had conspired against Emperor Andronikos I Komnenos ( c. 1183 ), and thus he spent several years in exile in Muslim courts, including that of Saladin.

His actions provoked a riot, which resulted in the deposition of Andronikos I and the proclamation of Isaac as Emperor.

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.