Breccia di Porta Pia

E720571

battle historical event symbol of Italian unification

Breccia di Porta Pia is the name given to the breach opened by Italian troops in Rome’s Aurelian Walls near Porta Pia in 1870, marking the decisive moment of the city’s capture and the completion of Italian unification.

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All labels observed (3)

Label	Occurrences
Breccia di Porta Pia canonical	2
Monument to the Breach of Porta Pia	1
named after Porta Pia gate in the Aurelian Walls	1

How this entity was disambiguated

This entity first appeared as the object of triple T8228420 — 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: Breccia di Porta Pia
Context triple: [Capture of Rome, alsoKnownAs, Breccia di Porta Pia]

A. Porta Giuliana
Porta Giuliana is the historic Venetian-era city gate in Nicosia, Cyprus, more commonly known as the Famagusta Gate.
B. Porta Napoletana
Porta Napoletana is a historic city gate in Velletri, Italy, traditionally marking the entrance of the road toward Naples and serving as a notable architectural landmark of the town.
C. Porta San Paolo
Porta San Paolo is a well-preserved ancient city gate in Rome, historically serving as the starting point of the Via Ostiense and standing near the Pyramid of Cestius.
D. Porta Maggiore
Porta Maggiore is a monumental ancient Roman gate in the Aurelian Walls of Rome, notable for incorporating two major aqueducts and serving as a key entrance on the city’s eastern side.
E. Porta San Giovanni
Porta San Giovanni is a monumental gate in the Aurelian Walls of Rome, serving as a historic entrance to the city near the Basilica of St. John Lateran.
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: Breccia di Porta Pia
Target entity description: Breccia di Porta Pia is the name given to the breach opened by Italian troops in Rome’s Aurelian Walls near Porta Pia in 1870, marking the decisive moment of the city’s capture and the completion of Italian unification.

A. Porta Giuliana
Porta Giuliana is the historic Venetian-era city gate in Nicosia, Cyprus, more commonly known as the Famagusta Gate.
B. Porta Napoletana
Porta Napoletana is a historic city gate in Velletri, Italy, traditionally marking the entrance of the road toward Naples and serving as a notable architectural landmark of the town.
C. Porta San Paolo
Porta San Paolo is a well-preserved ancient city gate in Rome, historically serving as the starting point of the Via Ostiense and standing near the Pyramid of Cestius.
D. Porta Maggiore
Porta Maggiore is a monumental ancient Roman gate in the Aurelian Walls of Rome, notable for incorporating two major aqueducts and serving as a key entrance on the city’s eastern side.
E. Porta San Giovanni
Porta San Giovanni is a monumental gate in the Aurelian Walls of Rome, serving as a historic entrance to the city near the Basilica of St. John Lateran.
F. None of above. chosen

Statements (45)

Predicate	Object
instanceOf	battle ⓘ historical event ⓘ symbol of Italian unification ⓘ
alsoKnownAs	Breach of Porta Pia ⓘ
belongsTo	19th-century Italian history ⓘ
casusBelli	refusal of the Pope to accept Italian annexation of Rome ⓘ
chronologicalContext	late phase of the Risorgimento ⓘ
combatant	Kingdom of Italy ⓘ Papal States ⓘ
commander	Hermann Kanzler ⓘ Raffaele Cadorna ⓘ
commemoratedBy	monument at Porta Pia ⓘ
commemoratedOn	20 September ⓘ
conflict	Italian campaign against the Papal States in 1870 ⓘ
country	Italy ⓘ
date	20 September 1870 ⓘ
etymology	named after Porta Pia gate in the Aurelian Walls ⓘ linked to: Breccia di Porta Pia
hasAftermath	Rome proclaimed capital of the Kingdom of Italy ⓘ
hasCategory	Battles involving Italy ⓘ Battles involving the Papal States ⓘ History of Rome in the 19th century ⓘ
hasEffect	integration of Rome into the Italian state ⓘ reduction of papal temporal authority to the Vatican ⓘ
hasPart	breach in the Aurelian Walls ⓘ
hasType	urban battle ⓘ wall breach ⓘ
languageOfName	Italian ⓘ
location	Aurelian Walls ⓘ linked to: Rome city walls system Rome ⓘ near Porta Pia ⓘ
militaryBranch	Italian Army ⓘ linked to: Italian Army (Kingdom of Italy)
opponent	Papal troops ⓘ linked to: Papal armed forces
partOf	Capture of Rome ⓘ Italian unification ⓘ linked to: Italian Risorgimento
precededBy	siege of Rome in 1870 ⓘ linked to: Capture of Rome
relatedTo	Risorgimento ⓘ linked to: Italian Risorgimento Roman Question ⓘ
result	annexation of Rome to the Kingdom of Italy ⓘ capture of Rome by the Kingdom of Italy ⓘ end of the Papal States as a temporal power ⓘ
significance	decisive moment in the completion of Italian unification ⓘ opened the way for Rome to become capital of Italy ⓘ
used	artillery ⓘ infantry assault ⓘ
year	1870 ⓘ

How these facts were elicited

Referenced by (4)

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

Capture of Rome → alsoKnownAs → Breccia di Porta Pia ⓘ

Breccia di Porta Pia → etymology → named after Porta Pia gate in the Aurelian Walls ⓘ

linked to: Breccia di Porta Pia

Presa di Roma → alsoKnownAs → Breccia di Porta Pia ⓘ

Porta Pia → hasNearbyMonument → Monument to the Breach of Porta Pia ⓘ