Battle of Machias
E421801
The Battle of Machias was one of the first naval engagements of the American Revolutionary War, in which colonial militia and sailors captured a British armed schooner off the coast of Maine.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Battle of Machias canonical | 4 |
| Battle of Machias (1775) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4233094 — 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: Battle of Machias Context triple: [Jeremiah O’Brien, notableWork, Battle of Machias]
-
A.
Battle of Penobscot Bay
The Battle of Penobscot Bay was a 1779 American Revolutionary War naval and land engagement in present-day Maine, where a failed American expedition against a British fortification led to one of the worst naval defeats in United States history.
-
B.
Battle of Chelsea Creek
The Battle of Chelsea Creek was an early American Revolutionary War engagement near Boston in May 1775, notable for a colonial victory that destroyed the British schooner Diana and helped secure vital livestock and supplies for the Continental forces.
-
C.
Battle of Sitka
The Battle of Sitka was an 1804 conflict between Russian colonists and the Tlingit people in Alaska that marked a decisive moment in the establishment of Russian control in the region.
-
D.
Battle of Pell's Point
The Battle of Pell's Point was a 1776 American Revolutionary War engagement in which Continental forces conducted a delaying action against British troops advancing on New York, helping George Washington's army avoid encirclement.
-
E.
Battle of Fort Anne
The Battle of Fort Anne was a 1777 American Revolutionary War engagement in New York in which retreating American forces briefly checked the British advance following the fall of Fort Ticonderoga.
- 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: Battle of Machias Target entity description: The Battle of Machias was one of the first naval engagements of the American Revolutionary War, in which colonial militia and sailors captured a British armed schooner off the coast of Maine.
-
A.
Battle of Penobscot Bay
The Battle of Penobscot Bay was a 1779 American Revolutionary War naval and land engagement in present-day Maine, where a failed American expedition against a British fortification led to one of the worst naval defeats in United States history.
-
B.
Battle of Chelsea Creek
The Battle of Chelsea Creek was an early American Revolutionary War engagement near Boston in May 1775, notable for a colonial victory that destroyed the British schooner Diana and helped secure vital livestock and supplies for the Continental forces.
-
C.
Battle of Sitka
The Battle of Sitka was an 1804 conflict between Russian colonists and the Tlingit people in Alaska that marked a decisive moment in the establishment of Russian control in the region.
-
D.
Battle of Pell's Point
The Battle of Pell's Point was a 1776 American Revolutionary War engagement in which Continental forces conducted a delaying action against British troops advancing on New York, helping George Washington's army avoid encirclement.
-
E.
Battle of Fort Anne
The Battle of Fort Anne was a 1777 American Revolutionary War engagement in New York in which retreating American forces briefly checked the British advance following the fall of Fort Ticonderoga.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
battle of the American Revolutionary War
ⓘ
naval battle ⓘ |
| alsoKnownAs | Battle of the Margaretta ONDG ⓘ |
| belligerent |
American colonial forces
ⓘ
Great Britain NERFINISHED ⓘ Patriot militia ⓘ |
| casualties |
British commander James Moore mortally wounded
ⓘ
light American casualties ⓘ several British sailors killed or wounded ⓘ |
| cause |
attempt by British to secure lumber and supplies for Boston
ⓘ
colonial resistance to British economic and military control ⓘ |
| combatantCommander |
Benjamin Foster
ONDG
ⓘ
Jeremiah O’Brien ⓘ |
| conflict | American Revolutionary War ⓘ |
| country |
Great Britain
ONNED1
ⓘ
Thirteen Colonies ⓘ |
| date | 1775-06-11 ⓘ |
| endDate | 1775-06-12 ⓘ |
| followedBy | subsequent Machias privateering operations ⓘ |
| hasParticipant |
Benjamin Foster
NERFINISHED
ⓘ
British sailors of HMS Margaretta ONDG ⓘ James Moore NERFINISHED ⓘ Jeremiah O’Brien NERFINISHED ⓘ Machias town militia ONDG ⓘ |
| historicalPeriod | 18th century ⓘ |
| historicalSignificance | early assertion of American control over local coastal waters ⓘ |
| impact |
demonstrated colonial willingness to challenge British naval power
ⓘ
encouraged American privateering along the New England coast ⓘ |
| location |
Machias, Maine
ⓘ
surface form:
Machias, Province of Massachusetts Bay
coast of present-day Maine ⓘ |
| militaryBranch |
American colonial militia
ⓘ
Royal Navy ⓘ
surface form:
British Royal Navy
|
| notableFor |
being one of the first naval engagements of the American Revolutionary War
ⓘ
capture of the British armed schooner Margaretta ⓘ |
| opposingCommander | James Moore ⓘ |
| partOf |
Northern theater of the American Revolutionary War
ⓘ
surface form:
New England theater of the American Revolutionary War
|
| precededBy | Battles of Lexington and Concord ⓘ |
| presentDayLocation |
Machias, Maine
ⓘ
surface form:
Machias, Maine, United States
|
| region | New England ONNED1 ⓘ |
| result | American victory ⓘ |
| shipInvolved |
Falmouth Packet (American vessel)
ONDG
ⓘ
HMS Margaretta NERFINISHED ⓘ Unity (American sloop) ONDG ⓘ |
| startDate | 1775-06-11 ⓘ |
| tacticalOutcome | capture of British vessel and crew by American forces ⓘ |
| territorialContext | Province of Massachusetts Bay ONNED1 ⓘ |
| typeOfEngagement | small-ship naval action ⓘ |
| year | 1775 ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Battle of Machias Description of subject: The Battle of Machias was one of the first naval engagements of the American Revolutionary War, in which colonial militia and sailors captured a British armed schooner off the coast of Maine.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Battle of Machias (1775)