Siege of Port Arthur

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The Siege of Port Arthur was a pivotal and brutal land and naval battle in 1904–1905 in which Japanese forces captured the heavily fortified Russian naval base at Port Arthur, decisively shaping the outcome of the Russo-Japanese War.

Aliases (1)

Statements (48)
Predicate Object
instanceOf battle
military siege
alsoKnownAs Battle of Lüshun
Lüshun siege
belligerent Empire of Japan
Russian Empire
casualties heavy casualties on both sides
characterizedBy brutal close-quarters combat
high attrition
prolonged bombardment
commander Anatoly Stessel NERFINISHED
Nogi Maresuke
Roman Kondratenko NERFINISHED
conflictOf Russo-Japanese War
countryInvolved Empire of Japan
Russian Empire
decisiveFor outcome of the Russo-Japanese War
endDate 1905-01-02
followedBy Battle of Mukden
hasParticipant Port Arthur garrison (Russian Empire)
Third Army (Imperial Japanese Army)
historicalPeriod early 20th century
historicalSignificance contributed to Russian domestic unrest leading to the 1905 Revolution
demonstrated Japan’s emergence as a major military power
involvedBranch Imperial Japanese Army
Imperial Japanese Navy
Imperial Russian Army
Imperial Russian Navy
location Liaodong Peninsula
Lüshunkou District
Manchuria
Port Arthur
Qing Empire
notableEvent Russian Baltic Fleet diversion to relieve Port Arthur (ultimately failed)
extensive use of trench warfare
heavy Japanese frontal assaults on fortified positions
surrender of the Russian garrison at Port Arthur
use of heavy siege artillery by Japan
objective capture of the Russian Pacific Fleet base
neutralization of Russian naval power in the Far East
partOf Russo-Japanese War
precededBy Battle of the Yellow Sea
result Japanese victory
capture of Port Arthur by Japan
startDate 1904-08-01
strategicImportance control of a major Russian naval base
control of a warm-water port
influence over Manchuria and Korea


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