Persian conquest of the Median Empire

E1037855

military campaign war

The Persian conquest of the Median Empire was the mid-6th century BC campaign in which Cyrus the Great overthrew the Median king Astyages and transformed Persia into the dominant imperial power in the ancient Near East.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (3)

Label	Occurrences
Achaemenid conquest of Media	1
Persian conquest of the Median Empire canonical	1
Persian revolt under Cyrus the Great	1

How this entity was disambiguated

This entity first appeared as the object of triple T13363601 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Persian conquest of the Median Empire
Context triple: [accession of Cyrus the Great, followedBy, Persian conquest of the Median Empire]

A. Achaemenid conquest of Mesopotamia
The Achaemenid conquest of Mesopotamia was the mid-6th century BCE campaign in which Cyrus the Great’s Persian Empire overthrew the Neo-Babylonian Empire and incorporated Mesopotamia into one of history’s first great imperial states.
B. Muslim conquest of Persia
The Muslim conquest of Persia was the 7th-century series of campaigns in which Arab Muslim armies overthrew the Sasanian Empire and incorporated its territories into the early Islamic caliphate.
C. Persian conquest of Phocaea
The Persian conquest of Phocaea was a 6th-century BC military takeover of the Ionian Greek city of Phocaea by the Achaemenid Persian Empire, which prompted many inhabitants to flee and establish new colonies in the western Mediterranean.
D. Partition of Babylon
The Partition of Babylon was the 323 BCE agreement among Alexander the Great’s generals that divided control of his vast empire and set the stage for the Wars of the Diadochi.
E. Conquest of Mesopotamia
The Conquest of Mesopotamia was a major Roman military campaign under the Severan dynasty that extended imperial control deep into the Near East at the expense of the Parthian Empire.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Persian conquest of the Median Empire
Target entity description: The Persian conquest of the Median Empire was the mid-6th century BC campaign in which Cyrus the Great overthrew the Median king Astyages and transformed Persia into the dominant imperial power in the ancient Near East.

A. Achaemenid conquest of Mesopotamia
The Achaemenid conquest of Mesopotamia was the mid-6th century BCE campaign in which Cyrus the Great’s Persian Empire overthrew the Neo-Babylonian Empire and incorporated Mesopotamia into one of history’s first great imperial states.
B. Muslim conquest of Persia
The Muslim conquest of Persia was the 7th-century series of campaigns in which Arab Muslim armies overthrew the Sasanian Empire and incorporated its territories into the early Islamic caliphate.
C. Persian conquest of Phocaea
The Persian conquest of Phocaea was a 6th-century BC military takeover of the Ionian Greek city of Phocaea by the Achaemenid Persian Empire, which prompted many inhabitants to flee and establish new colonies in the western Mediterranean.
D. Partition of Babylon
The Partition of Babylon was the 323 BCE agreement among Alexander the Great’s generals that divided control of his vast empire and set the stage for the Wars of the Diadochi.
E. Conquest of Mesopotamia
The Conquest of Mesopotamia was a major Roman military campaign under the Severan dynasty that extended imperial control deep into the Near East at the expense of the Parthian Empire.
F. None of above. chosen

Statements (46)

Predicate	Object
instanceOf	military campaign ⓘ war ⓘ
approximateDate	between 553 BC and 550 BC ⓘ
capitalCaptured	Ecbatana ⓘ
chronology	took place in the mid-6th century BC ⓘ
commander	Astyages ⓘ Cyrus the Great ⓘ
conflictType	conquest ⓘ
dynasticConsequence	replacement of the Median royal house by the Achaemenid dynasty ⓘ
endTime	circa 550 BC ⓘ
followedBy	Persian conquest of Babylon ⓘ linked to: Achaemenid conquest of Mesopotamia Persian conquest of Lydia ⓘ
hasKeyEvent	Battle of Pasargadae ⓘ capture of Ecbatana ⓘ revolt of Cyrus against Astyages ⓘ
historicalRegion	ancient Near East ⓘ linked to: Ancient Near East
ledBy	Cyrus II of Persia ⓘ linked to: Cyrus the Great
legacy	remembered as the foundational conquest of the Achaemenid Empire ⓘ
mainBelligerent	Achaemenid Persia ⓘ linked to: Achaemenid Empire Median Empire ⓘ
militaryBalance	Persian forces versus Median forces ⓘ
opposedBy	Astyages of Media ⓘ linked to: Astyages
outcome	incorporation of Median nobility into the Achaemenid administration ⓘ
participant	Median army ⓘ Persian army ⓘ
partOf	rise of the Achaemenid Empire ⓘ
place	Iranian plateau ⓘ Media ⓘ Persis ⓘ
politicalConsequence	creation of a unified Iranian empire under Persian rule ⓘ transfer of imperial authority from Medes to Persians ⓘ
predecessor	Median domination over Persia ⓘ
relatedTo	Achaemenid expansion ⓘ linked to: Achaemenid expansion campaigns Cyrus the Great ⓘ Median Empire ⓘ history of Iran ⓘ
result	Persian control over former Median territories ⓘ Persian victory ⓘ establishment of the Achaemenid Empire ⓘ fall of the Median Empire ⓘ
significance	ended Median hegemony over western Iran ⓘ laid foundations for later Persian expansion into Lydia and Babylonia ⓘ marked the rise of Persia as a major imperial power in the ancient Near East ⓘ
sourceTradition	Babylonian chronicles ⓘ Greek historiography ⓘ
startTime	circa 553 BC ⓘ

How these facts were elicited

Referenced by (3)

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

accession of Cyrus the Great → followedBy → Persian conquest of the Median Empire ⓘ

royal court of the Medes → dissolvedFollowing → Achaemenid conquest of Media ⓘ

linked to: Persian conquest of the Median Empire

Median Kingdom → demiseReason → Persian revolt under Cyrus the Great ⓘ