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All Modern-Day Countries Ever Controlled by Koreans

Korea’s influence once extended far beyond the Korean peninsula. Using the map below, can you name all modern-day countries that were fully or partially under its rule?
Click the map to zoom!
Includes tributary states and long-term territories
Excludes briefly occupied regions
Quiz by
Lexiconic
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Last updated: February 25, 2026
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First submittedJanuary 8, 2026
Times taken185
Average score100.0%
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   Countries
China
Japan
North Korea
Russia
South Korea
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2 Comments
+4
Level 68
Jan 8, 2026
Welcome back Lexiconic, and nice quiz! Instant nom
+2
Level 81
Feb 24, 2026
Nommed!