War of the Pacific

E207984

19th-century conflict international armed conflict war

The War of the Pacific was a late 19th-century conflict in western South America in which Chile fought against Bolivia and Peru over control of valuable nitrate-rich territories along the Pacific coast.

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All labels observed (2)

Label	Occurrences
War of the Pacific canonical	20
Guerra del Pacífico	1

How this entity was disambiguated

This entity first appeared as the object of triple T1861907 — 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: War of the Pacific
Context triple: [Arturo Prat Chacón, conflict, War of the Pacific]

A. Gran Colombia–Peru War
The Gran Colombia–Peru War was a 19th-century military conflict between Gran Colombia and Peru over territorial disputes in the Andean region.
B. Chilean War of Independence
The Chilean War of Independence was an early 19th-century conflict in which Chilean patriots fought to end Spanish colonial rule and establish an independent republic.
C. Bolivian War of Independence
The Bolivian War of Independence was an early 19th-century struggle in Upper Peru that led to the end of Spanish colonial rule and the creation of the Republic of Bolivia.
D. Ecuadorian–Peruvian War of 1941
The Ecuadorian–Peruvian War of 1941 was a brief but decisive border conflict between Ecuador and Peru that reshaped their territorial boundaries and regional relations in South America.
E. Peruvian War of Independence
The Peruvian War of Independence was a series of early 19th-century military and political struggles that ended Spanish colonial rule in Peru and contributed to the broader liberation of South America.
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: War of the Pacific
Target entity description: The War of the Pacific was a late 19th-century conflict in western South America in which Chile fought against Bolivia and Peru over control of valuable nitrate-rich territories along the Pacific coast.

A. Gran Colombia–Peru War
The Gran Colombia–Peru War was a 19th-century military conflict between Gran Colombia and Peru over territorial disputes in the Andean region.
B. Chilean War of Independence
The Chilean War of Independence was an early 19th-century conflict in which Chilean patriots fought to end Spanish colonial rule and establish an independent republic.
C. Bolivian War of Independence
The Bolivian War of Independence was an early 19th-century struggle in Upper Peru that led to the end of Spanish colonial rule and the creation of the Republic of Bolivia.
D. Ecuadorian–Peruvian War of 1941
The Ecuadorian–Peruvian War of 1941 was a brief but decisive border conflict between Ecuador and Peru that reshaped their territorial boundaries and regional relations in South America.
E. Peruvian War of Independence
The Peruvian War of Independence was a series of early 19th-century military and political struggles that ended Spanish colonial rule in Peru and contributed to the broader liberation of South America.
F. None of above. chosen

Statements (57)

Predicate	Object
instanceOf	19th-century conflict ⓘ international armed conflict ⓘ war ⓘ
alsoKnownAs	War of the Pacific ⓘ surface form: Guerra del Pacífico Saltpeter War ⓘ
cause	dispute over nitrate-rich territories ⓘ taxation conflict between Bolivia and Chilean companies ⓘ territorial disputes over the Atacama Desert ⓘ
conflictType	resource war ⓘ territorial war ⓘ
consequence	Bolivia became a landlocked country ⓘ expansion of Chilean territory northward ⓘ long-term diplomatic tensions between Chile, Peru, and Bolivia ⓘ
countryInvolved	Bolivia ⓘ Chile ⓘ Peru ⓘ
economicMotivation	control of guano resources ⓘ control of sodium nitrate deposits ⓘ
endDate	1884-10-20 ⓘ
location	Atacama Desert ⓘ Pacific Ocean ⓘ Pacific coast of South America ⓘ
mainBelligerent	Bolivia ⓘ surface form: Plurinational State of Bolivia Chile ⓘ surface form: Republic of Chile Peru ⓘ surface form: Republic of Peru
notableBattle	Battle of Angamos ⓘ Battle of Arica ⓘ Battle of Chorrillos ⓘ Battle of Iquique ⓘ Battle of Miraflores ⓘ Battle of Pisagua ⓘ Battle of Tacna ⓘ Battle of Tarapacá ⓘ
notableCampaign	Lima campaign ⓘ Sierra campaign ⓘ Tacna and Arica campaign ⓘ Battle of Tarapacá ⓘ surface form: Tarapacá campaign
partOf	history of Bolivia ⓘ history of Chile ⓘ history of Peru ⓘ history of South America ⓘ
predecessorConflict	Chincha Islands War ⓘ
resourceInvolved	guano ⓘ saltpeter ⓘ sodium nitrate ⓘ
result	Bolivia lost its Pacific coastline ⓘ Chilean nitrate fields ⓘ surface form: Chile gained control of nitrate-rich territories Chilean victory ⓘ territorial losses for Bolivia ⓘ territorial losses for Peru ⓘ
startDate	1879-04-05 ⓘ
theater	land campaigns in the Atacama Desert ⓘ naval warfare in the Pacific Ocean ⓘ
timePeriod	late 19th century ⓘ
treaty	Treaty of Ancón ⓘ Treaty of Valparaíso (1884 armistice with Bolivia) ⓘ surface form: Treaty of Tregua (Truce Treaty) between Chile and Bolivia Treaty of Valparaíso (1884 armistice with Bolivia) ⓘ

How these facts were elicited

Referenced by (21)

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

Arturo Prat Chacón → conflict → War of the Pacific ⓘ

Arica → annexationContext → War of the Pacific ⓘ

Regimiento de Infantería N.º 1 Buin → participatedIn → War of the Pacific ⓘ

Chilean nitrate fields → associatedWith → War of the Pacific ⓘ

War of the Pacific → alsoKnownAs → War of the Pacific ⓘ

this entity surface form: Guerra del Pacífico

Chilean corvette Esmeralda → conflict → War of the Pacific ⓘ

Chilean corvette Esmeralda → war → War of the Pacific ⓘ

Battle of Iquique → partOf → War of the Pacific ⓘ

Battle of Iquique → conflict → War of the Pacific ⓘ

Monument to the Heroes of Iquique → commemorates → War of the Pacific ⓘ

Monument to the Heroes of Iquique → conflictContext → War of the Pacific ⓘ

Corvette Esmeralda → conflict → War of the Pacific ⓘ

Morro de Arica → conflict → War of the Pacific ⓘ

Blanca Estela Prat Carvajal → associatedWith → War of the Pacific ⓘ

Chile–Bolivia border → relatedToConflict → War of the Pacific ⓘ

Manuel Baquedano → participatedIn → War of the Pacific ⓘ

Manuel Baquedano → conflict → War of the Pacific ⓘ

Manuel Baquedano → warService → War of the Pacific ⓘ

Peruvian Army → conflict → War of the Pacific ⓘ

indigenous peoples of Chile → historicalEvent → War of the Pacific ⓘ

History of Chile → importantEvent → War of the Pacific ⓘ

All labels observed (2)

How this entity was disambiguated Show

Statements (57)

How these facts were elicited Show

Referenced by (21)

How this entity was disambiguated

How these facts were elicited