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CASUALTY RECORD // August 25, 1904

Battle of Liaoyang

Estimated casualties — killed, wounded, captured, and missing — by side, with confidence labels per surviving record.

Casualties by side

2 sides catalogued · combined 42,034 estimated

  • Empire of Japan

    22,922

    Medium-confidence figure

  • Russian Empire

    19,112

    Medium-confidence figure

Battle context

Liaoyang was the principal Russian military base for southern Manchuria and a critical node on the South Manchurian Railway linking Port Arthur with Mukden, making it one of the most strategically weighted objectives of the land campaign. The city's three defensive lines reflected its recognized importance to Russian operations in the theater. Japanese forces under Ōyama Iwao, committing over 127,000 troops against a Russian force of approximately 149,000 under Kuropatkin, sustained casualties of nearly 23,000 against Russian losses of around 19,000, underscoring the intensity of the engagement. Control of Liaoyang directly affected Russian ability to sustain and coordinate forces across southern Manchuria, and its fall would sever or threaten the logistical corridor that underpinned the entire Russian position in the region.

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Sources (3)

Last verified May 2026
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