Era 4 · The Christian Middle Ages · 590 – 1517

Byzantium and the Icons

A thousand-year Christian empire, its golden churches, and the bitter fight over holy images.

Eastern and Oriental churches Art, architecture and music Worship, sacraments and liturgy Church and state Missions and global spread

In a nutshell

  • The Eastern Roman (Byzantine) Empire, centered on Constantinople, lasted until 1453 and saw itself as a Christian empire under God.
  • Church and emperor worked together in "Symphonia," with the emperor as protector of the faith.
  • In the 700s and 800s, emperors attacked the veneration of icons (Iconoclasm). Monks and many ordinary believers resisted.
  • The Second Council of Nicaea (787) and the "Triumph of Orthodoxy" (843) restored icons, on the grounds that Christ's incarnation makes him picturable.
  • Byzantine missionaries Cyril and Methodius created Slavonic writing, and Kyivan Rus' adopted Orthodoxy in 988.

The empire that did not fall

When we speak of "the fall of Rome" in 476, we mean the West. In the East, the Roman Empire continued for nearly another thousand years. Its people called themselves Romaioi, Romans. Historians later named it the Byzantine Empire, after Byzantium, the old name of its capital, Constantinople. It spoke Greek, but it carried on Roman law and government, and it was passionately Christian.

For Byzantines, the empire was the earthly image of God's heavenly kingdom. The emperor was God's chosen ruler, "equal to the apostles," defender of the true faith. The church and the state were meant to work in harmony, an ideal called Symphonia. Western critics later accused Byzantium of "Caesaropapism," letting the emperor rule the church. The reality was more complicated. Emperors called councils and appointed patriarchs, but when they tried to impose doctrine against the church's conscience, monks and bishops often resisted, sometimes to the death.

At the heart of Byzantine Christianity stood Hagia Sophia, Justinian's great church of Holy Wisdom (537). Its vast dome seemed to float on light. When envoys of Prince Vladimir of Kyiv visited it in the 980s, the Russian chronicle reports that they did not know whether they were in heaven or on earth. Orthodox worship, with its incense, chant, processions, icons and long liturgies, was meant to be "heaven on earth."

What is an icon?

An Icon (Greek eikon, "image") is a sacred picture of Christ, Mary, the saints or biblical scenes, usually painted on wood in a formal, symbolic style. In Orthodox practice icons are not simply decorations or teaching aids. They are windows into heaven, means of meeting the holy person they depict. Believers kiss them, bow before them, light candles and burn incense before them, and pray in front of them.

By the 600s icon veneration was hugely popular in the Byzantine world. Icons were credited with miracles. Some were even said to be "not made by human hands." Cities carried them in procession to protect them from attack.

The iconoclast storm

In the 720s the emperor Leo III the Isaurian (the Isaurian) began to oppose icons. Tradition says he had an image of Christ removed from the gate of his palace in 726, sparking a riot. His son Constantine V pursued the policy more fiercely, holding a council in 754 that condemned icons as idols. Icons were destroyed or whitewashed, replaced by crosses or plain decoration. Monasteries, the strongholds of icon devotion, were attacked, and some monks were tortured or killed. This movement is called Iconoclasm, "image-breaking."

Why did it happen? Historians suggest several reasons:

  • Biblical: The Ten Commandments forbid "graven images." Iconoclasts saw icon veneration as idolatry.
  • Theological: They argued that Christ's divine nature cannot be depicted, so an image either shows only his humanity (dividing Christ, like Nestorius) or claims to show his divinity (confusing the natures).
  • Military: The empire was losing to the Muslims, who, like the Jews, forbade images in worship. Some may have concluded that God was punishing Byzantium for idolatry.
  • Political: Attacking icons also weakened the powerful monasteries.

The iconoclast controversy

5005506006507007508008509009501000Icons widely veneratedFirst iconoclasm (Leo III, Constantine V)council of 754 bans iconsIcons restored: Nicaea II (Irene)Second iconoclasmTriumph of Orthodoxy (Theodora)843 onwardJohn of Damascus' defensefrom Muslim PalestineTheodore the Studite resists
Gold: periods when icons were honored. Black: periods when emperors banned them. The struggle lasted, on and off, for over a century.

The defense of the icons

The greatest defender of icons was John of Damascus, writing safely in Muslim-ruled Palestine. His argument centered on the incarnation:

  • In the Old Testament God was invisible and could not be pictured. But in Christ, the invisible God became visible, with a human face. "I do not worship matter," he wrote, "but I worship the Creator of matter, who became matter for my sake."
  • To refuse to depict Christ is to deny that he really became human.
  • Honor given to an image passes to the person it represents, as Basil of Caesarea (the Great) had said long before.
  • There is a crucial difference between worship (latreia), due to God alone, and veneration or honor (proskynesis), which may be given to icons, saints and holy things.

In Constantinople the monk Theodore the Studite led monastic resistance and was repeatedly exiled.

Women and the restoration

Icons were restored twice, both times under empresses. In 787 the empress Irene of Athens, ruling for her young son, called the Second Council of Nicaea, the seventh and last ecumenical council recognized by the Orthodox. It approved the veneration of icons and adopted John of Damascus' distinction between veneration and worship.

Iconoclasm returned in 815. It was finally ended in 843 by the empress Theodora (wife of Theophilos), regent for her son. Icons were restored with a great procession on the first Sunday of Lent. The Orthodox Church still celebrates this every year as the "Triumph of Orthodoxy." It became a defining moment of Orthodox identity.

The West's response was confused. The pope accepted Nicaea II, but Charlemagne's theologians, working from a bad Latin translation that blurred "veneration" and "worship," rejected it. Western Christians used religious art, but never gave images quite the same theological role. Eight centuries later, Protestant reformers would launch their own wave of iconoclasm (see Zwingli, Calvin and the Reformed).

Missions to the Slavs

Byzantium's great missionary achievement was among the Slavic peoples. In 863 the emperor sent two brothers from Thessalonica, Cyril (Constantine) and Methodius, to Moravia (in the modern Czech Republic) at its prince's request. They were fluent in Slavonic. They created an alphabet, the Glagolitic script, and translated the Bible and liturgy into Slavonic. This was controversial in the West, where some insisted that only Hebrew, Greek and Latin were fit for worship. Methodius faced imprisonment by German bishops. The Moravian mission eventually failed, but their disciples took their work to Bulgaria. There the Cyrillic alphabet, named in Cyril's honor, developed. It is still used for Russian, Ukrainian, Bulgarian, Serbian and other languages.

The decision to worship in the people's own language, rather than imposing Greek, shaped Orthodox mission ever since. Orthodox churches became national churches with their own languages.

In 988, Prince Vladimir the Great of Kyiv chose Byzantine Christianity for his people. The Russian Primary Chronicle tells a famous though probably legendary story. He sent envoys to investigate the religions of his neighbors. Islam was rejected because it banned alcohol ("Drinking is the joy of the Rus'"). Judaism was rejected because the Jews had lost their land. Western Christianity was found joyless. But in Hagia Sophia his envoys found beauty beyond words. Vladimir was baptized, married the Byzantine emperor's sister, and had the people of Kyiv baptized in the Dnieper River. This "Baptism of Rus'" is the founding event of Russian, Ukrainian and Belarusian Christianity.

Prayer of the heart

Byzantine spirituality reached heights of mystical prayer. Monks of Mount Athos, a peninsula in Greece covered with monasteries, practiced Hesychasm (from hesychia, "stillness"). They repeated the Jesus Prayer, "Lord Jesus Christ, Son of God, have mercy on me, a sinner," in rhythm with the breath, seeking an experience of God's uncreated light, like the light the disciples saw at Christ's transfiguration. In the 1340s Gregory Palamas defended this practice and distinguished between God's unknowable essence and his "energies," through which people can truly experience God. Hesychasm remains central to Orthodox spirituality.

Key dates

  • 537 Hagia Sophia dedicated
  • 680–681 Sixth Council condemns Monothelitism
  • 726 Emperor Leo III begins iconoclasm (traditional date)
  • 787 Second Council of Nicaea restores icons
  • 815 Second phase of iconoclasm
  • 843 "Triumph of Orthodoxy": icons restored for good
  • 863 Cyril and Methodius sent to Moravia
  • 988 Vladimir of Kyiv baptized
  • c. 1340s Gregory Palamas defends hesychast prayer

Key people

  • Justinian I c. 482–565 (emperor 527–565)

    Byzantine emperor; reconquered Italy, codified Roman law, built Hagia Sophia.

  • Leo III the Isaurian c. 685–741 (emperor 717–741)

    Byzantine emperor who began the iconoclast campaign.

  • John of Damascus c. 675–749

    Arab Christian monk and theologian; great defender of icons.

  • Irene of Athens c. 752–803

    Byzantine empress who restored icons at the Second Council of Nicaea (787).

  • Theodora (wife of Theophilos) c. 815–867

    Byzantine regent who ended iconoclasm in 843.

  • Theodore the Studite 759–826

    Abbot in Constantinople who led monastic resistance to iconoclasm.

  • Photius c. 810–893

    Learned patriarch of Constantinople who clashed with Pope Nicholas I.

  • Cyril and Methodius 9th century

    Greek brothers, "Apostles to the Slavs," who created Slavonic writing and liturgy.

  • Vladimir the Great c. 958–1015

    Prince of Kyiv whose baptism in 988 brought Orthodoxy to the Rus'.

  • Gregory Palamas 1296–1359

    Athonite monk and archbishop who defended hesychast prayer.

How the historians see it

MacCulloch devotes a major part of his history to Orthodoxy, presenting Byzantium as a sophisticated Christian civilization and the iconoclast controversy as a genuine theological struggle, not just superstition versus reason [check]. Kallistos Ware, himself an Orthodox bishop, explains in the Oxford Illustrated History why icons and the councils are central to Orthodox identity [check]. Shelley gives Byzantium less space, but he notes that Western Christians often underrate the depth of the Eastern tradition.

Why it still matters

Icons are now loved by many Western Christians as well as Orthodox. The Cyrillic alphabet is used by about 250 million people. And the bond between church and nation that began with Vladimir's baptism still shapes politics in Russia and Ukraine today, sometimes tragically.

Sources

  • Diarmaid MacCulloch, A History of Christianity: The First Three Thousand Years
  • John McManners (ed.), The Oxford Illustrated History of Christianity
  • Bruce Shelley, Church History in Plain Language

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