Related time notes
- Four Random Books 31: The Conduct of War0:37The Imjin River line's dangerous operational gapChapter
- Four Random Books 31: The Conduct of War2:36The Imjin River as enduring defensive groundNotable Point
- Four Random Books 31: The Conduct of War3:14Hasty defenses before the Battle of the Imjin RiverNotable Point