Throughout this tumultuous interval, Goryeo momentarily conquered Liaoyang in 1356, repulsed two significant invasions with the Purple Turbans in 1359 and 1360, and defeated the final attempt with the Yuan to dominate Goryeo when Normal Ch'oe Y?ng defeated a Mongol tumen in 1364. Throughout the 1380s, Goryeo turned its interest into the Wokou threa