The Sambyeolcho Rebellion (1270–1273) was a Korea

Korea

Korea ) is an East Asian geographic region that is currently divided into two separate sovereign states — North Korea and South Korea. Located on the Korean Peninsula, Korea is bordered by the People's Republic of China to the northwest, Russia to the northeast, and is separated from Japan to the...

n rebellion against the Goryeo Dynasty that happened at the last stage of the Mongol invasions of Korea

Mongol invasions of Korea

The Mongol invasions of Korea consisted of a series of campaigns by the Mongol Empire against Korea, then known as Goryeo, from 1231 to 1270...

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From 1231, Goryeo was intermittently invaded by the Mongols. During this time, Goryeo was controlled by a military government led by the Choe family. In 1232 the government under the nominal king fled to Ganghwa Island

Ganghwa Island

Ganghwa Island is an island in the estuary of the Han River, on the west coast of South Korea. Ganghwa Island is separated from Gimpo, on the mainland, by a narrow channel, which is spanned by two bridges. The main channel of the Han River separates the island from Gaeseong in North Korea.About...

, which Mongol horse riders were unable to land on, and resisted the Mongol invasion.