* 681 – Bulgaria is founded as a Khanate on the south bank of the Danube after defeating the Byzantine armies of Emperor Constantine IV south of the Danube delta.

Schweitzer concludes that the 1st century theology, originating in the lifetimes of those who first followed Jesus, is both incompatible with, and far removed from, those beliefs later made official by the Roman Emperor Constantine in 325 CE.

By 325, the controversy had become significant enough that the Emperor Constantine called an assembly of bishops, the First Council of Nicaea, which condemned Arius ' doctrine and formulated the original Nicene Creed of 325.

Led by a pretender claiming to be Constantine Diogenes, a long-dead son of the Emperor Romanos IV, the Cumans crossed the mountains and raided into eastern Thrace until their leader was eliminated at Adrianople.

Soon afterwards he had the Empress Maria imprisoned and then killed ( forcing a signature from the child Emperor Alexius to put his mother to death ), by Pterygeonites and the hetaireiarches Constantine Tripsychos.

On the death of Emperor Constantine I, Athanasius was allowed to return to his See of Alexandria.

First exile: under Emperor Constantine, for 2. 5 years Jul 335 – 22 Nov 337 ; in Trier ( Germany ).

As a result of rises and falls in Arianism's influence after the First Council of Nicaea, Emperor Constantine I banished him from Alexandria to Trier in the Rhineland, but he was restored after the death of Constantine I by the emperor's son Constantine II.

The backstory of one of the surviving epistles, directed to Constantine I, recounts how the fame of Saint Anthony spread abroad and reached Emperor Constantine.

" Under the persistence of the brethren who told him, " Emperor Constantine loves the church ," he accepted to write him a letter blessing him, and praying for the peace and safety of the empire and the church.

The strategic significance of the strait was one of the factors in the decision of the Roman Emperor Constantine the Great to found there in AD 330 his new capital, Constantinople, which came to be known as the capital of the Eastern Roman Empire.

The location of Byzantium attracted Roman Emperor Constantine I who, in 330 AD, refounded it as an imperial residence inspired by Rome itself.

These mostly range in date from the beginning of the Greek Bronze Age ( about 3200 BC ) to the reign of the Roman Emperor Constantine I in the 4th century AD.

An Eastern Christianity | Eastern Christian Icon depicting Constantine I and Christianity | Emperor Constantine and the Fathers of the First Council of Nicaea ( 325 ) as holding the Niceno – Constantinopolitan Creed of 381.

According to the work De Administrando Imperio written by the 10th-century Byzantine Emperor Constantine VII, the Croats had arrived in what is today Croatia in the early 7th century, however that claim is disputed and competing hypotheses date the event between the 6th and the 9th centuries.

Constantinople was founded by the Roman Emperor Constantine I on the site of an already-existing city, Byzantium, settled in the early days of Greek colonial expansion, probably around 671 – 662 BC.

Emperor Constantine I presents a representation of the city of Constantinople as tribute to an enthroned Mary and Christ Child in this church mosaic.

* Constantine I, Roman Emperor from 306 to 337, commonly known as Constantine the Great

* Constantine II ( emperor ) ( 317 – 340 ), Roman Emperor 337 – 340

* Eskender ( 1471 – 1494 ), Emperor of Ethiopia sometimes known as Constantine II

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.

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

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 existing reverence for Centrality must have been still further stimulated toward the close of the second century B.C., when the Han Emperor Wu Ti ordered the dynastic color changed to yellow -- which symbolized the Center among the traditional Five Directions -- and took 5 as the dynastic number, believing that he would thus place himself, his imperial family, and the nation under the most auspicious influences.

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

In 408, Western Emperor Flavius Honorius ordered the execution of Stilicho and his family, and incited the Roman population to massacre tens of thousands of wives and children of Goths serving in the Roman military.

However, as Andronikos ' rule went on, the Emperor became increasingly paranoid and violent – in September 1185, Andronikos ordered the execution of all prisoners, exiles and their families for collusion with the invaders – and the Byzantine Empire descended into a terror state.

Napolean ordered it for the Corso in Milan ; Emperor Franz I bought it for the Theseus Temple in the Volksgarten in Vienna ; moved to Kunsthistorisches Museum in 1891.

In 362, the new Emperor Julian, noted for his opposition to Christianity, ordered Athanasius to leave Alexandria once again.

:" Meanwhile it happened that Swedish ambassadors had come to the Emperor Louis the Pious, and, amongst other matters which they had been ordered to bring to the attention of the emperor, they informed him that there were many belonging to their nation who desired to embrace the Christian religion, and that their king so far favoured this suggestion that lie would permit God's priests to reside there, provided that they might be deemed worthy of such a favour and that the emperor would send them suitable preachers.

The Emperor summoned the separate armies of his nobles and with the Empress Taytu beside him, ordered his forces forward.

Emperor Kangxi ordered the creation of Kangxi Dictionary, the most complete dictionary of Chinese characters ever put together at the time.

In 845 Emperor Wuzong ordered the Great Anti-Buddhist Persecution, confiscating the riches and returning monks and nuns to lay life.

The council was ordered by the Emperor and Pope to convene in Mantua on May 23, 1537.

Emperor Yingzong of Song ordered Sima Guang and other scholars to begin compiling this universal history of China in 1065 and they presented it to his successor Emperor Shenzong of Song in 1084.

Legend says that about two thousand years ago, Emperor Suinin ordered his daughter, Princess Yamatohime-no-mikoto, to set out and find a suitable permanent location from which to hold ceremonies for Amaterasu Omikami, the Sun Goddess.

But the city takes its modern name, Hamburg, from the first permanent building on the site, a castle whose construction was ordered by the Emperor Charlemagne in AD 808.

He was accused of keeping pirate booty for himself, and his execution was ordered by the Emperor Maximian.

The Mughal Emperor Jahangir, ordered the apprehension of all Portuguese within the Mughal Empire, he further confiscated churches that belonged to the Jesuits.

Constantius II ordered the murders of many descendants from the second marriage of Constantius Chlorus and Theodora, leaving only Constantius and his brothers Constantine II and Constans I, and their cousins, Julian and Gallus ( Julian's half-brother ), as the surviving males related to Emperor Constantine.

As a result of the dispute, the Byzantine Emperor Justinian II ordered Sergius I's abduction ( as his predecessor Constans II had done with Pope Martin I ), but with the assistance of the exarch of Ravenna, Sergius I was able to avoid trial in Constantinople.

Before her death, on November 15, 1908, she allegedly ordered her trusted eunuchs to poison the Guangxu Emperor.

On July 31, 1870, the French Emperor Napoleon III ordered an invasion across the Saar River to seize Saarbrücken.

The Mughal Emperor Shah Jahan then chose his son Aurangzeb to become the Subedar of Deccan and ordered the annexation of Ahmednagar and the overthrow of the Nizam Shahi dynasty.

He was succeeded by Maximinus Thrax, the first of a series of weak emperors, each ruling on average only 2 to 3 years, that ended fifty years later with the Emperor Diocletian ordered split between the Eastern and Western Roman Empires.

The waka form again began flourishing, Emperor Daigo ordered the creation of an anthology of waka.