Although Yi Dynasty Korea ordered the Korean navy to attack the Japanese army that had assembled in Busan, Yi Sun-sin, who was the Naval Commander of the Three Provinces, was removed from his post because of repeatedly ignoring orders and Won Gyun was appointed the successor.
李氏朝鮮王朝では釜山に集結中の日本軍を朝鮮水軍で攻撃するように命令したが、度重なる命令無視のために三道水軍統制使の李舜臣は罷免され、後任には元均が登用された。