Japanese occupation of Manchuria

E15799

Japanese expansion in East Asia historical event military occupation

The Japanese occupation of Manchuria was Japan’s 1931–1932 military seizure and establishment of the puppet state of Manchukuo in northeastern China, marking a major early step in its expansionist aggression in East Asia.

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All labels observed (14)

Label	Occurrences
Japanese invasion of Manchuria	26
Japanese occupation of Manchuria canonical	12
Invasion of Manchuria	8
Japanese invasion of Northeast China	2
Japanese occupation of Northeast China	2
Japanese-occupied Manchuria	2
Japanese forces in Manchuria	1
Japanese invasion of Manchuria and Inner Mongolia	1
Japanese invasion of Manchuria and North China	1
Japanese invasion of Manchuria and Rehe	1
Japanese invasion of Manchuria and northern China	1
Manchurian Incident	1
Manchurian crisis	1
Mukden Incident	1

How this entity was disambiguated

This entity first appeared as the object of triple T96627 — 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: Japanese occupation of Manchuria
Context triple: [Marco Polo Bridge Incident, precededBy, Japanese occupation of Manchuria]

A. Sino-Japanese War (1937–1945)
The Sino-Japanese War (1937–1945) was a major conflict between China and Japan that became one of the largest and bloodiest theaters of World War II in East Asia.
B. Soviet–Japanese War (1945)
The Soviet–Japanese War of 1945 was the brief but decisive final campaign of World War II in Asia, in which the Soviet Union invaded Japanese-held Manchuria and other territories, hastening Japan’s surrender.
C. Marco Polo Bridge Incident
The Marco Polo Bridge Incident was a 1937 armed clash between Japanese and Chinese troops near Beijing that escalated into full-scale war between Japan and China.
D. Korea under Japanese rule
Korea under Japanese rule was the period from 1910 to 1945 when the Korean Peninsula was annexed and governed as a colony of the Japanese Empire, marked by political repression, cultural assimilation policies, and economic exploitation.
E. Taiwan under Japanese rule
Taiwan under Japanese rule was the period from 1895 to 1945 when Taiwan was a Japanese colony, during which Japan implemented extensive political, economic, and educational reforms that significantly transformed the island’s infrastructure and society.
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: Japanese occupation of Manchuria
Target entity description: The Japanese occupation of Manchuria was Japan’s 1931–1932 military seizure and establishment of the puppet state of Manchukuo in northeastern China, marking a major early step in its expansionist aggression in East Asia.

A. Sino-Japanese War (1937–1945)
The Sino-Japanese War (1937–1945) was a major conflict between China and Japan that became one of the largest and bloodiest theaters of World War II in East Asia.
B. Soviet–Japanese War (1945)
The Soviet–Japanese War of 1945 was the brief but decisive final campaign of World War II in Asia, in which the Soviet Union invaded Japanese-held Manchuria and other territories, hastening Japan’s surrender.
C. Marco Polo Bridge Incident
The Marco Polo Bridge Incident was a 1937 armed clash between Japanese and Chinese troops near Beijing that escalated into full-scale war between Japan and China.
D. Korea under Japanese rule
Korea under Japanese rule was the period from 1910 to 1945 when the Korean Peninsula was annexed and governed as a colony of the Japanese Empire, marked by political repression, cultural assimilation policies, and economic exploitation.
E. Taiwan under Japanese rule
Taiwan under Japanese rule was the period from 1895 to 1945 when Taiwan was a Japanese colony, during which Japan implemented extensive political, economic, and educational reforms that significantly transformed the island’s infrastructure and society.
F. None of above. chosen

Statements (49)

Predicate	Object
instanceOf	Japanese expansion in East Asia ⓘ historical event ⓘ military occupation ⓘ
aggressor	Japan ⓘ surface form: Empire of Japan
cause	Japanese expansionist policy ⓘ Japanese militarism ⓘ control of Manchurian resources ⓘ economic interests in Manchuria ⓘ
conflict	Sino-Japanese relations ⓘ
conflictType	invasion ⓘ occupation ⓘ
country	Japan ⓘ surface form: Empire of Japan
describedAs	challenge to the post–World War I international order ⓘ early step in Japanese aggression in East Asia ⓘ violation of Chinese sovereignty ⓘ
endTime	1932 ⓘ
established	Japanese puppet state in Manchuria ⓘ Manchukuo ⓘ surface form: Manchukuo as a puppet regime
followedBy	Sino-Japanese War (1937–1945) ⓘ surface form: Japanese invasion of China (1937) Sino-Japanese War (1937–1945) ⓘ surface form: Second Sino-Japanese War
hasPart	Mukden Incident ⓘ establishment of Manchukuo ⓘ
involved	use of staged incident as pretext ⓘ
ledTo	Japan’s withdrawal from the League of Nations ⓘ escalation of Sino-Japanese conflict ⓘ increased tensions between Japan and Western powers ⓘ
location	Manchuria ⓘ Manchuria ⓘ surface form: Northeastern China
notRecognizedBy	League of Nations ⓘ
opponent	Chinese Northeastern Army ⓘ Chinese Communist Party forces ⓘ surface form: Chinese volunteer forces Republic of China ⓘ
participant	Imperial Japanese Army ⓘ Japanese Kwantung Army ⓘ surface form: Kwantung Army Republic of China ⓘ
partOf	Sino-Japanese War (1937–1945) ⓘ surface form: Second Sino-Japanese conflict (interwar period)
precededBy	Mukden Incident ⓘ
pretext	Mukden Incident ⓘ
recognizedBy	limited number of states ⓘ
region	East Asia ⓘ
result	Japanese control of Manchuria ⓘ League of Nations investigation ⓘ creation of Manchukuo ⓘ international condemnation ⓘ
significantEvent	Lytton Commission report ⓘ Mukden Incident ⓘ proclamation of Manchukuo ⓘ
startTime	1931 ⓘ
timePeriod	interwar period ⓘ