The paper considered the war poetry of Jeon Bong-Geon by dividing his life into 4 periods. The paper tried to show the meaning of his war poetry in the modern poet of Korea as well as his poet world by researching the war poetry, which has been biased to a certain period or has been treated fragmentarily in his poet world. The war poetry of 1950s reflects his experience in battle field and shows powerful modernism effect. His poet is meaningful in that it displays the sense of field and embodies anti-war consciousness by escaping from the habit of war poetry supporting the ideology of current system. He created poet that contemplates war or expresses a negative recognition directly in the period of war. He did not consider the realistic alternative plan but selected eros as the orientation of poet. In 1960~70s, he wrote the war poetry groping and healing the wound of war in daily life. 「6·25」series in the middle of 1980s has the characteristic to testimony history and oppose war by using repetition technique and displaying the figure of heartless war and the tragedy of human in front of war. Jeon Bong-Geon constructed his unique reality orientation beyond modernism by introducing war to the center of poet, facing reality and history and embracing them.