Battle of Bun'ei (First Invasion of the Mongols)

Timeline

1. 1274Dadu, Yuan dynasty · North ChinaAfter repeated envoy missions demanding Japan's submission failed, Kublai ordered the king of Goryeo to build warships and gather provisions, forming a mixed expeditionary force under Goryeo generals Hong Chachu and Liu Fuheng, departing from the Korean Peninsula to attack Japan.
2. 1274Hakata Bay · Fukuoka PrefectureThe Yuan fleet landed at Hakata Bay, where Japanese forces met them at Takezaki, Hakata, and elsewhere. The Yuan used explosive firearms and massed tactics, putting the individual charges of Japanese samurai at a disadvantage and forcing them to withdraw.
3. 1274Waters of Hakata Bay · KyushuThat night the Yuan forces withdrew entirely to their ships; the next day a violent typhoon sank or damaged many warships. After heavy losses the expedition abandoned the attack and withdrew to Goryeo and China. The Japanese side called this the divine wind protecting the nation.