Seven years is surely a significant period of time. Yet, seven years in the war could be felt even longer. Admiral Yi Sun Sin spent that much time in the war and mostly on the sea. During the seven-year war period, he led all of the twenty series of sea battles against Japanese attacks to great victories. Admiral Yi devoted his time to drawing up strategic plans, checking up weaponries and training and encouraging soldiers for the period of no wars. He was able to enjoy a variety of personal activities in his free time,writing poems, drinking and having deep thoughts. His activities also included interpreting dreams, fortune telling and fighting against illness. He even experienced sleepless nights for deeply concerning about his nation. Admiral worried his family just like his soldiers did. This paper takes a close look at the life of a war commander named Yi Sun-Sin in the field. Both similarities as well as differences were found in his life in the war compared to that of other ordinary soldiers. Personally, Admiral Yi had to face unprecedentedly harsh fate throwing him into despair and hopelessness. In the capacity as a public figure however, his heart for genuinely concerning the nation never stopped. Under any circumstances and at any time, no his public heart as a public man was lost. Therefore, the significance of the life of Admiral Yi Sun Sin in the war lies in his distinguished character where he demonstratedgenuine mind and  pure spirit despite in the endlessly painful journey.
I. 들어가는 말
II. 이순신의 진중생활
III. 맺는 말