During this tumultuous period of time, Goryeo momentarily conquered Liaoyang in 1356, repulsed two massive invasions through the Purple Turbans in 1359 and 1360, and defeated the ultimate try through the Yuan to dominate Goryeo when Standard Ch'oe Y?ng defeated a Mongol tumen in 1364. Over the 1380s, Goryeo turned its focus towards the Wokou menace