Byzantine Empire under the Isaurian dynasty

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Byzantine Empire
Βασιλεία Ῥωμαίων (
Emperor
 
• 717–741
Leo III the Isaurian
• 741–775
Constantine V
• 775–780
Leo IV
• 780–797
Constantine VI (with his mother Irene serving as regent from 780–790 and as co-ruler from 792–797)
• 797–802
Irene of Athens (as sole ruler)
History 
• Accession of Leo III the Isaurian
717
• Deposition of Irene of Athens
802
Preceded by
Succeeded by
Twenty Years' Anarchy
Byzantine Empire under the Nikephorian dynasty
Principality of Serbia (early medieval)
First Bulgarian Empire

The

papacy to the growing power of the Franks
.

The Isaurian dynasty is chiefly associated with

Byzantine iconoclasm, an attempt to restore divine favour by purifying the Christian faith from excessive adoration of icons
, which resulted in considerable internal turmoil.

By the end of the Isaurian dynasty in 802, the Byzantines were continuing to fight the Arabs and the Bulgars for their very existence, with matters made more complicated when Pope Leo III crowned Charlemagne as emperor of the Romans, which was seen as an attempt at making the Carolingian state the successor to the Roman Empire.

Background: Byzantium in the 7th century

The

Arabia into the Levant.[1]

Following the

Umayyad caliph Sulayman ibn Abd al-Malik (r. 715–717) began preparing another huge expedition to conquer Constantinople.[4][5]

At the same time, the disasters of the 7th century saw major changes in the society and nature of what remained of the Empire: the urbanized, cosmopolitan civilization of

The Empire in crisis, 705–717

Map of the Byzantine Empire with its themes ca. 717

After

Opsician Theme to combat the Bulgars. Unfortunately for the Emperor, the troops had no loyalty whatsoever to him and after the ritual blinding
he was replaced in June 713 by the chief secretary of the Emperor, Artemios.

Artemios was crowned as

Thessalonika
monastery by 715.

The Opsicians chose

Senate
and the Patriarch for his support in becoming emperor, it took little persuading to obtain it.

Leo III the Isaurian, 717–741

Maslamah ibn Abd al-Malik, campaigned in Asia Minor. Leo averted an attack by Maslamah by clever negotiations, in which he promised to recognize the Caliph's suzerainty, but on 25 March 717, he entered Constantinople and deposed Theodosios.[13][14][15]

Arab siege of Constantinople and its aftermath

Gold solidus of Leo III showing his son and heir, Constantine V

Within months, the new Emperor faced his first great challenge, with a

Tervel, who agreed to harass the invaders' rear.[16]

From July 717 to August 718, the city was besieged by land and sea by the Muslims, who built an extensive double line of

Even during the siege, Leo had been able to stifle attempts at secession: his troops swiftly overthrew a revolt in

Caesarea were sacked, and Byzantine troops were again driven out of Armenia.[18][22]

Beginning of Iconoclasm

Folio from the 9th century iconophile Chludov Psalter, likening the iconoclasts, shown painting over an image of Christ, with the soldiers who crucified him

Leo's frustration at his military failures led him to believe, in the fashion of the time, that the Empire had lost divine favour. Already in 722 he had tried to force the conversion of the Empire's Jews, but soon he began to turn his attention to the veneration of

iconophiles, and in a court council in 730 he formally banned depictions of religious figures.[18][23][24]

Leo's espousal of iconoclasm caused reactions among both the populace and the Church. The soldiers that took down the image of Christ from the Chalke were lynched, and a thematic rebellion that broke out in Greece in 727, was at least in part motivated by iconophile fervour. The

Anastasios. The emperor's edict drew the condemnation of popes Gregory II and Gregory III, as well as John of Damascus. Generally however, the dispute remained limited, as Leo refrained from actively persecuting iconophiles.[18][25]

The rift with the Papacy had other reasons as well: Leo transferred the dioceses of the eastern Illyricum (roughly the old Diocese of Macedonia) from Rome to the jurisdiction of Constantinople, and further deprived the Pope of the revenues of Sicily and Calabria. At the same time, Leo failed to provide aid to the embattled Byzantine Exarchate of Ravenna. In 727, the local Byzantine forces overthrew their commander, and in c. 738, the city was taken for a time by the Lombard king Liutprand.[26][27][28]

Final years

The adoption of iconoclasm seemed indeed to be vindicated in the Emperor's eyes, for success returned to the Imperial arms, and the Muslims suffered a series of defeats between 727 and 732. The next years were more difficult, especially as the Arabs defeated the Khazars and forced their leader to convert to Islam. In 740 however the emperor and his son scored a decisive victory over an invading Arab army at Akroinon, which halted the momentum of the Arab attacks.[28][29][30]

In March 741 (older sources prefer to date it to 726), Leo also promulgated the

Codex Justinianus. Christian influence is evident in the marked decrease of crimes subject to capital punishment, but the collection conversely expanded the use of mutilation, perceived as more humane, as punishment. The Ecloga proved popular as a concise legal handbook, remaining the standard legal text until the introduction of the Epanagoge in the late 9th century, and was translated into Slavonic, Arabic and Armenian.[31][32]

Leo died peacefully in his bed on 18 June 741, the first emperor to do so since Constantine IV. During his reign, he had succeeded in warding off the Arab attacks and consolidating the Empire's eastern frontier. On the other hand, his introduction of a new and unnecessary theological dispute, albeit for the moment relatively mild, compromised his efforts to restore stability to the Empire.[33]

Constantine V, 741–775

Constantine was born in

Maria. In August 720 he was associated on the throne by his father, who had him marry Tzitzak, daughter of the Khazar khagan Bihar
. His new bride was baptized as Irene (Eirēnē, "peace") in 732. Constantine V succeeded his father as sole emperor on April 19, 741.

Civil war against Artabasdos and first battles against veneration of images

Constantine was crossing

Anna
, an older sister of Constantine.

Defeated, Constantine sought refuge in Amorion, while the victor advanced on Constantinople and was accepted as emperor. While Constantine now received the support of the Anatolic and Thracesian themes, Artabasdos secured that of the themes of Thrace and Opsikion, in addition to his own Armeniac soldiers.

After the rival emperors had bided their time in military preparations, Artabasdos marched against Constantine, but was defeated in May 743. Three months later Constantine defeated Artabasdos' son Niketas and headed for Constantinople. In early November Constantine was admitted into the capital and immediately turned on his opponents, having them blinded or executed. Perhaps because Artabasdos' usurpation was interconnected with the restoration of veneration of images, Constantine now became perhaps an even more fervent iconoclast than his father.

Constantine's derogatory epithet Kopronymos ("Dung-named": from kopros, "

iconodules
. Using the obscene name they spread the rumour that, as an infant, he had defecated in his baptismal font, or the imperial purple cloth with which he was swaddled.

Campaign against icons

Constantine's position about iconoclasm was clear:

....He cannot be depicted. For what is depicted in one person, and he who circumscribes that person has plainly circumscribed the divine nature which is incapable of being circumscribed.[34]

In February 754 Constantine convened a synod at Hieria, which was attended entirely by Iconoclast bishops. The council approved of Constantine's religious policy and secured the election of a new Iconoclast patriarch, but refused to follow in all of Constantine's views. The council confirmed the status of Mary as Theotokos, or Mother of God, reinforced the use of the terms "saint" and "holy" as meet, and condemned the desecration, burning, or looting of churches in the quest to quench Iconophiles.

It was followed by a campaign to remove images from the walls of churches and to purge the court and bureaucracy of

Iconophile sentiment, Constantine specifically targeted the monks, pairing them off and forcing them to marry nuns in the Hippodrome and expropriating monastic property for the benefit of the state or the army. The repressions against the monks (culminating in 766) were largely led by the emperor's general Michael Lachanodrakon
, who threatened resistant monks with blinding and exile.

An iconodule abbot, Stephen Neos, was brutally lynched by a mob at the behest of the authorities. As a result, many monks fled to southern Italy and Sicily. By the end of Constantine's reign, Iconoclasm had gone as far as to brand relics and prayers to the saints as heretical.

Ultimately, iconophiles considered his death a divine punishment. In the 9th century, he was disinterred and his remains were thrown into the sea.

Campaigns against the Arabs and Bulgaria

Constantine was also an able general and administrator. He reorganised the themes, the military districts of the empire, and created new field army divisions called tagmata. This organization was intended to minimize the threat of conspiracies and to enhance the defensive capabilities of the Empire. With this reorganized army he embarked on campaigns on the three major frontiers.

In 746, profiting by the unstable conditions in the Umayyad Caliphate which was falling apart under

As-Saffah. Constantine captured Theodosioupolis and Melitene (Malatya), and again resettled some of the population in the Balkans
. These campaigns failed to secure any concrete gains (apart from additional population employed to strengthen another frontier), but it is important to note that under Constantine V the Empire had gone on the offensive.

These successes made it possible to pursue an aggressive policy in the Balkans. With the resettlement of Christian populations from the East into Thrace, Constantine V aimed to enhance the prosperity and defence of this area which caused concern to the Empire's northern neighbour,

.

Three year later he was defeated in the battle of the Rishki Pass but the Bulgarians did not exploit their success. In 763, he sailed to Anchialus with 800 ships carrying 9,600 cavalry and some infantry. Constantine's victories, including that at Anchialus in 763 caused considerable instability in Bulgaria, where six monarchs lost their crowns on account of their failures.

In 751, Lombard king Aistulf captured Ravenna, ending over two centuries of Byzantine rule.

In 775, Constantine was persuaded to reveal to the Bulgarian ruler

Telerig
the identities of his agents in Bulgaria. These were promptly eliminated; thus, Constantine began preparations for a new campaign against the Bulgarians – during which he died on September 14, 775.

Constantine's campaigns were costly; during his reign the Byzantine Empire's annual revenues were reduced to about 1,800,000

nomismata
due to his various wars and the Arab conquests.

Leo IV, 775–780

Leo was the son of Emperor

Khazaria (known as Irene upon her conversion),[35] the daughter of a Khagan of the Khazars (thought to be Bihar). Crowned co-emperor by his father in 751 Leo then married Irene, an Athenian from a noble family, in December 769. In 775 Constantine V died, leaving Leo as sole emperor.[36]

On 24 April 776 Leo, following the precedent set by his father and grandfather, appointed his son, Constantine VI, co-emperor. This led to an uprising of Leo's five half-brothers, including Caesar Nikephoros, who had hoped to gain the throne themselves. The uprising was put down quickly, with the conspirators being beaten, tonsured, and exiled to Cherson under guard.[37]

Leo IV was raised as an

Paul of Cyprus, to the position of patriarch of Constantinople upon the death of the predecessor. At the end of his reign, Leo reversed his stance of toleration.[40]

Leo's reign coincided with that of the third

Abbasid Caliph, Al-Mahdi, who invaded Byzantine lands on successive occasions from 777 to 780 before ultimately being repulsed by Leo's armies, led by generals such as Michael Lachanodrakon. Leo himself set out with his army against the Bulgars but died of fever while on campaign.[41][42]
Leo's death on 8 September 780 resulted in the ascension of his wife, Irene, to the throne.

Constantine VI and the regency of Irene, 780–797

The only child of Emperor Leo IV and Irene, Constantine VI was crowned co-emperor by his father in 776. Leo's premature death in 780 left Constantine as sole emperor at the age of nine, with Irene serving as his regent.

Gold solidus showing Irene alongside her son Constantine VI

In 782 he was betrothed to

iconoclast
sympathies.

Upon turning sixteen, Constantine was eligible to rule independently. Irene remained an active participant in the government; after a conspiracy against her was suppressed in the spring of 790, she sought official recognition as empress. With military support from the

Armeniacs
, Constantine rebuffed his mother and entered upon a period of sole rule. In 792 he reversed his position, granting Irene the title of Empress and making her his official colleague.

The weakness of Constantine caused dissatisfaction among his supporters. He showed unheroic behaviour after the defeats at the hands of Kardam of Bulgaria in 791 and 792. A movement developed in favor of his uncle, the Caesar Nikephoros. Constantine had his uncle's eyes put out and the tongues of his father's four other half-brothers cut off. His former Armenian supporters revolted after he had blinded their general Alexios Mosele. He crushed this revolt with extreme cruelty in 793.

He then divorced his wife

Patriarch
ignored it. By his actions Constantine had lost all support, both of the ruling orthodox and the iconoclast opposition.

In 797 Constantine was captured and blinded by the supporters of his mother, who had organized a conspiracy. According to most contemporary accounts, he died from his wounds a few days later, leaving Irene to be crowned as first Empress regnant of Constantinople. Pretenders to the throne claiming to be Constantine VI later appeared during the reign of Michael II.

Irene's sole rule and downfall, 797–802

Although it is often claimed that, as monarch, Irene called herself "basileus" (βασιλεύς), 'emperor', rather than "basilissa" (βασίλισσα), 'empress', in fact there are only three instances where it is known that she used the title "basileus": two legal documents in which she signed herself as "Emperor of the Romans" and a gold coin of hers found in Sicily bearing the title of "basileus". In relation to the coin, the lettering is of poor quality and the attribution to Irene may, therefore, be problematic. In reality, she used the title "basilissa" in all other documents, coins and seals.[43]

Family tree of Isaurian/Syrian dynasty

Leo III
emperor
717-741
Eudokia
Constantine V
741-775
∞ 1.Tzitzak
∞ 2.Maria
Anna
Artabasdos
rival emperor
741/2-743
Nikephoros I
emperor
802-811
NIKEPHORIANS
Theophylact Rangabes
admiral
Theodotus I Cassiteras
Patriarch
TheoktistePlato of Sakkoudion
abbot
Anna(3) Nikephoros
caesar
(1) Leo IV  
emperor
775-780
Irene
empress
797-802
Theophano of Athens
(relative)
Staurakios
emperor
803-811
ProkopiaMichael I Rangabes
emperor
811-813
St.
Stuarakios (II)
co-emperor
811-813
Theophylact
co-emperor
811-813
St. Ignatios
Patriarch
2.
Theodosia
AMORIANS

See also

References

  1. ^ Whittow (1996), pp. 73–82
  2. ^ Cheynet (2006), pp. 3–6
  3. ^ Cheynet (2006), pp. 6–9
  4. ^ Cheynet (2006), pp. 10–12
  5. ^ Whittow (1996), p. 138
  6. ^ Kazhdan (1991), pp. 350–351
  7. ^ Whittow (1996), pp. 89–95
  8. ^ Kazhdan (1991), pp. 351, 2035
  9. ^ Whittow (1996), pp. 119–121
  10. ^ Cheynet (2006), p. 9
  11. ^ Haldon (1990), pp. 73–74
  12. ^ Kazhdan (1991), pp. 1014, 1208
  13. ^ a b Kazhdan (1991), p. 1208
  14. ^ Treadgold (1997), p. 345
  15. ^ Cheynet (2006), p. 12
  16. ^ Treadgold (1997), pp. 346–347
  17. ^ Treadgold (1997), p. 347
  18. ^ a b c d e Cheynet (2006), p. 13
  19. ^ Treadgold (1997), pp. 347–349
  20. ^ a b Treadgold (1997), pp. 347, 349
  21. ^ Kazhdan (1991), p. 1209
  22. ^ Treadgold (1997), pp. 349–350
  23. ^ Treadgold (1997), pp. 350–353
  24. ^ Whittow (1996), pp. 139–142
  25. ^ Treadgold (1997), pp. 352–354
  26. ^ Kazhdan (1991), pp. 1208–1209, 1774
  27. ^ Treadgold (1997), pp. 352, 355
  28. ^ a b Cheynet (2006), p. 14
  29. ^ Whittow (1996), p. 143
  30. ^ Treadgold (1997), p. 355
  31. ^ Kazhdan (1991), pp. 672–673, 1208
  32. ^ Treadgold (1997), p. 350
  33. ^ Treadgold (1997), p. 356
  34. ^ Nikephoros, Antiherreticus I, PG 100, 301C; trans. Bryer & Herrin
  35. ^ "Roman Emperors – DIR Irene (wife of Leo III)". www.roman-emperors.org. Retrieved 18 April 2018.
  36. ^ The Chronicle of Theophanes Anni Mundi 6095–6305 (A.D. 602–813): Tr. Harry Turtledove (University of Pennsylvania Press, 1982), p 135-136.
  37. ^ The Chronicle of Theophanes Anni Mundi 6095–6305 (A.D. 602–813): Tr. Harry Turtledove (University of Pennsylvania Press, 1982), 137.
  38. ^ Byzantium: The Imperial Centuries (A.D. 610–1071): Romilly Jenkins (Weidenfeld & Nicolson, 1966), p 92.
  39. ^ The Byzantine Revival: Warren Treadgold (Stanford University Press, 1988), p 5.
  40. ^ Byzantium: The Imperial Centuries (A.D. 610–1071): Romilly Jenkins (Weidenfeld & Nicolson, 1966), p 91.
  41. ^ "Roman Emperors – DIR Leo III". www.roman-emperors.org. Retrieved 18 April 2018.
  42. ^ A History of Byzantium (second edition): Timothy E. Gregory (Blackwell, 2010), p 213.

Sources