Through this tumultuous interval, Goryeo momentarily conquered Liaoyang in 1356, repulsed two huge invasions with the Purple Turbans in 1359 and 1360, and defeated the ultimate endeavor with the Yuan to dominate Goryeo when Basic Ch'oe Y?ng defeated a Mongol tumen in 1364. Over the 1380s, Goryeo turned its focus towards the Wokou risk and utilized