Through this tumultuous time period, Goryeo momentarily conquered Liaoyang in 1356, repulsed two substantial invasions with the Purple Turbans in 1359 and 1360, and defeated the final attempt through the Yuan to dominate Goryeo when Common Ch'oe Y?ng defeated a Mongol tumen in 1364. Throughout the 1380s, Goryeo turned its notice into the Wokou risk