Anglo-Japanese Alliance 1902

E261116

bilateral treaty military alliance political alliance

The Anglo-Japanese Alliance of 1902 was a landmark military and political agreement between Britain and Japan that reshaped early 20th-century international relations, particularly in East Asia.

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All labels observed (7)

Label	Occurrences
Anglo-Japanese Alliance	6
Anglo-Japanese Alliance (1905)	2
Anglo-Japanese Alliance (1911)	1
Anglo-Japanese Alliance 1902 canonical	1
Anglo-Japanese Alliance renewal of 1905	1
Anglo-Japanese Treaty of Alliance (1902)	1
日英同盟	1

How this entity was disambiguated

This entity first appeared as the object of triple T2368641 — 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: Anglo-Japanese Alliance 1902
Context triple: [Treaties of the United Kingdom, hasPart, Anglo-Japanese Alliance 1902]

A. Entente Cordiale
The Entente Cordiale was a 1904 series of agreements that marked a historic diplomatic rapprochement between Britain and France, helping to reshape European alliances before World War I.
B. Five-Power Treaty
The Five-Power Treaty was a 1922 naval disarmament agreement among major world powers that limited battleship construction and aimed to prevent an arms race at sea.
C. Nine-Power Treaty
The Nine-Power Treaty was a 1922 international agreement in which major powers affirmed China's sovereignty and the Open Door policy, aiming to limit imperialist encroachments in East Asia.
D. Anglo-Russian Convention of 1907
The Anglo-Russian Convention of 1907 was a diplomatic agreement between the British and Russian Empires that settled their rival territorial claims in Persia, Afghanistan, and Tibet, helping to ease tensions and pave the way for their alliance in World War I.
E. Four-Power Treaty
The Four-Power Treaty was a 1921 agreement between the United States, Britain, Japan, and France to consult one another in the event of disputes in the Pacific, helping to stabilize power relations and replace the Anglo-Japanese Alliance.
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: Anglo-Japanese Alliance 1902
Target entity description: The Anglo-Japanese Alliance of 1902 was a landmark military and political agreement between Britain and Japan that reshaped early 20th-century international relations, particularly in East Asia.

A. Entente Cordiale
The Entente Cordiale was a 1904 series of agreements that marked a historic diplomatic rapprochement between Britain and France, helping to reshape European alliances before World War I.
B. Five-Power Treaty
The Five-Power Treaty was a 1922 naval disarmament agreement among major world powers that limited battleship construction and aimed to prevent an arms race at sea.
C. Nine-Power Treaty
The Nine-Power Treaty was a 1922 international agreement in which major powers affirmed China's sovereignty and the Open Door policy, aiming to limit imperialist encroachments in East Asia.
D. Anglo-Russian Convention of 1907
The Anglo-Russian Convention of 1907 was a diplomatic agreement between the British and Russian Empires that settled their rival territorial claims in Persia, Afghanistan, and Tibet, helping to ease tensions and pave the way for their alliance in World War I.
E. Four-Power Treaty
The Four-Power Treaty was a 1921 agreement between the United States, Britain, Japan, and France to consult one another in the event of disputes in the Pacific, helping to stabilize power relations and replace the Anglo-Japanese Alliance.
F. None of above. chosen

Statements (47)

Predicate	Object
instanceOf	bilateral treaty ⓘ military alliance ⓘ political alliance ⓘ
alsoKnownAs	Anglo-Japanese Treaty of Alliance (1902) ⓘ linked to: Anglo-Japanese Alliance 1902
containsClause	mutual assistance if either party was at war with two or more powers ⓘ mutual neutrality if either party was at war with a single power ⓘ no separate peace without consent of the other party ⓘ
countryOfOrigin	Empire of Japan ⓘ linked to: Imperial Japan United Kingdom ⓘ
dateSigned	1902-01-30 ⓘ
historicalSignificance	contributed to containment of Russian influence in the Far East ⓘ first military alliance between a Western great power and an Asian power in the modern era ⓘ marked end of British policy of splendid isolation ⓘ reshaped balance of power in East Asia ⓘ
influencedEvent	British neutrality in Russo-Japanese War ⓘ Japanese naval operations against Russia ⓘ Russo-Japanese War ⓘ
inForceDuring	1904–1905 ⓘ Russo-Japanese War ⓘ
language	English ⓘ Japanese ⓘ
locationSigned	London ⓘ linked to: London, England
motivatedBy	British concern over defense of India ⓘ British desire to end diplomatic isolation ⓘ Japanese desire for recognition as a great power ⓘ Russian expansion in Manchuria ⓘ
purpose	deterrence of Russian expansion in East Asia ⓘ mutual defense against attack by more than one power ⓘ mutual recognition of interests in East Asia ⓘ protection of British interests in China ⓘ protection of Japanese interests in Korea ⓘ
regionAffected	China ⓘ East Asia ⓘ Korea ⓘ
relatedTo	British Empire ⓘ Great Game ⓘ Meiji period ⓘ linked to: Meiji era
renewalClause	automatic renewal unless denounced 12 months before expiry ⓘ
revisedAs	Anglo-Japanese Alliance (1905) ⓘ linked to: Anglo-Japanese Alliance 1902 Anglo-Japanese Alliance (1911) ⓘ linked to: Anglo-Japanese Alliance 1902
signatory	Empire of Japan ⓘ linked to: Imperial Japan United Kingdom ⓘ
signedBy	Hayashi Tadasu ⓘ Lord Lansdowne ⓘ
supersededBy	Anglo-Japanese Alliance (1905) ⓘ linked to: Anglo-Japanese Alliance 1902
termLength	5 years ⓘ
yearSigned	1902 ⓘ

How these facts were elicited