The First and Second Battles of Wonju (French: Bataille de Wonju), also known as the Wonju Campaign or the Third Phase Campaign Eastern Sector (Chinese: 第三次战役东线; pinyin: Dì Sān Cì Zhàn Yì Dōng Xiàn), was a series of engagements between North Korean and United Nations (UN) forces during the Korean War. The battle took place from December 31, 1950 to January 20, 1951 around the South Korean town of Wonju.