High
Russo-Japanese War
Interstate war over Manchuria and Korea that signaled Japan's rise and weakened imperial Russia.
Historical overview
Overview adapted from a Wikipedia summary and stored locally on May 11, 2026.
The Russo-Japanese War was fought between the Russian Empire and the Empire of Japan over rival imperial ambitions in Manchuria and the Korean Empire. The major land battles of the war were fought on the Liaodong Peninsula and near Mukden in Southern Manchuria, with naval battles taking place in the Yellow Sea and the Sea of Japan.
Theater countries
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Border context
1900-1913historical border era
Imperial world order
Large empires still structure much of the map, including Ottoman, Russian, British, French and Austro-Hungarian power.
Colonial borders dominate Africa and Asia. The Balkan Wars begin the rapid retreat of Ottoman Europe.