Goryeo fleet participates in Yuan invasion of Japan (1281)

Timeline

1. 1281Southern Goryeo ports (such as Tamna etc.) · GoryeoThe Yuan court ordered Goryeo to conscript craftsmen, sailors, and grain, building and repairing warships at southern peninsula ports and assembling a naval force, incorporated into the Yuan expedition's order of battle.
2. 1281Northern Kyushu coast of Japan (near Takashima, Iki, etc.) · KyushuAfter joining forces, the Yuan, Goryeo, and Jiangnan navies attacked Kyushu, fighting Japanese forces at Takashima and elsewhere and locked in a prolonged standoff without achieving a decisive breakthrough.
3. 1281Waters off Kyushu · Japanese archipelagoA violent typhoon destroyed much of the Yuan-Goryeo joint fleet and the expedition failed; Goryeo lost many conscripted personnel and ships, leaving it severely weakened after the war.