During the seven years of the Imjin War (1592–1598), Naval Commander Yi Sun-sin maintained an astounding record of 23 victories in 23 naval battles, safeguarding Joseon’s maritime borders. However, as public adoration for him soared, King Seonjo’s insecurity and suspicion deepened. Fearing that the commander's immense popularity and military strength might challenge his royal authority, the monarch began treating the savior of the nation as a potential traitor. Visit the Yi Sun-sin: The Admiral YouTube Channel → Table of Contents 1. Undefeated Record (23 Victories) and King Seonjo’s Political Insecurity 2. Japanese Espionage and Yi Sun-sin’s Solitary Refusal 3. Imprisonment and Torture: Jeong Tak’s Rescue Memorial (Singucha) 4. 3 Dismissals, 2 Imprisonments, and 2 Demotions to Common Soldier (Baek-ui-jong-gun) 5. Modern Leadership Insight: Overcoming Jealousy and Injustice in Organizations 6. Frequently Asked Questions (...