Second Arab siege of Constantinople (717–718)

E312505
Byzantine–Arab war military conflict siege

The Second Arab siege of Constantinople (717–718) was a major early medieval conflict in which the Byzantine Empire successfully repelled a massive Umayyad assault on its capital, halting Arab expansion into Eastern Europe.

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All labels observed (5)

Label Occurrences
Second Arab siege of Constantinople 5
Siege of Constantinople (717–718) 4
Second Arab siege of Constantinople (717–718) canonical 2

Statements (48)

Predicate Object
instanceOf Byzantine–Arab war ⓘ
military conflict ⓘ
siege ⓘ
allyOfByzantines First Bulgarian Empire ⓘ
alsoKnownAs Second Arab siege of Constantinople (717–718) ⓘ
surface form: Second Arab siege of Constantinople

Second Arab siege of Constantinople (717–718) ⓘ
surface form: Siege of Constantinople (717–718)
belligerent Byzantine Empire ⓘ
Umayyad Caliphate ⓘ
ByzantineEmperorDuringConflict Leo III the Isaurian ⓘ
category 717 in the Byzantine Empire ⓘ
718 in the Byzantine Empire ⓘ
Sieges involving the Byzantine Empire ⓘ
Sieges involving the Umayyad Caliphate ⓘ
causeOf halt of Umayyad expansion into Eastern Europe ⓘ
commander Leo III the Isaurian ⓘ
Maslama ibn Abd al-Malik ⓘ
conflictBetween Byzantine Empire ⓘ
Umayyad Caliphate ⓘ
endDate 718 ⓘ
estimatedDuration approximately 13 months ⓘ
historicalPeriod Early Middle Ages ⓘ
historicalRegion Eastern Mediterranean ⓘ
involvedEvent Bulgar attacks on Umayyad forces ⓘ
land blockade of Constantinople ⓘ
naval blockade of Constantinople ⓘ
winter famine among Umayyad troops ⓘ
locatedInPresentDay Istanbul ⓘ
location Bosporus ⓘ
Constantinople (probable) ⓘ
surface form: Constantinople

Sea of Marmara ⓘ
opponentOf Byzantine Empire ⓘ
surface form: Christian Byzantine Empire

Umayyad Caliphate ⓘ
surface form: Muslim Umayyad Caliphate
partOf Arab–Byzantine wars ⓘ
Arab–Byzantine wars ⓘ
surface form: Byzantine–Umayyad Wars

Arab–Byzantine wars ⓘ
surface form: Umayyad–Byzantine frontier conflict
precededBy First Arab siege of Constantinople (674–678) ⓘ
relatedTo defense of Christian Europe ⓘ
spread of Islam ⓘ
result Byzantine victory ⓘ
Umayyad withdrawal ⓘ
significance checked Arab expansion into the Byzantine Balkans ⓘ
secured survival of the Byzantine Empire ⓘ
startDate 717 ⓘ
UmayyadCaliphDuringConflict Sulayman ibn Abd al-Malik ⓘ
Umar II ⓘ
usedTechnology Byzantine navy ⓘ
Greek fire ⓘ
siege engines ⓘ

Referenced by (13)

Full triples — surface form annotated when it differs from this entity's canonical label.

Byzantine navy → significantEvent → Second Arab siege of Constantinople (717–718) ⓘ
Arab–Byzantine wars → hasPart → Second Arab siege of Constantinople (717–718) ⓘ
this entity surface form: Second Arab siege of Constantinople
Greek fire → associatedWith → Second Arab siege of Constantinople (717–718) ⓘ
this entity surface form: defense of Constantinople
Heraclian dynasty → notableEvent → Second Arab siege of Constantinople (717–718) ⓘ
this entity surface form: Second Arab siege of Constantinople
Byzantine armed forces → significantBattle → Second Arab siege of Constantinople (717–718) ⓘ
this entity surface form: Siege of Constantinople (717–718)
Arab naval forces → notableBattle → Second Arab siege of Constantinople (717–718) ⓘ
this entity surface form: Second Arab siege of Constantinople
Second Arab siege of Constantinople (717–718) → alsoKnownAs → Second Arab siege of Constantinople (717–718) ⓘ
this entity surface form: Second Arab siege of Constantinople
Second Arab siege of Constantinople (717–718) → alsoKnownAs → Second Arab siege of Constantinople (717–718) ⓘ
this entity surface form: Siege of Constantinople (717–718)
Sulayman ibn Abd al-Malik → notableCampaign → Second Arab siege of Constantinople (717–718) ⓘ
this entity surface form: Siege of Constantinople (717–718)
Isaurian dynasty → notableEvent → Second Arab siege of Constantinople (717–718) ⓘ
this entity surface form: Siege of Constantinople (717–718)
House of Heraclius → notableEvent → Second Arab siege of Constantinople (717–718) ⓘ
this entity surface form: Second Arab siege of Constantinople
First Arab siege of Constantinople (674–678) → followedBy → Second Arab siege of Constantinople (717–718) ⓘ
Leo III the Isaurian → militaryConflict → Second Arab siege of Constantinople (717–718) ⓘ
this entity surface form: Second Arab Siege of Constantinople