前言万历二十年(日本文禄元年,朝鲜宣祖二十五年,1592)四月十三日,日本统治者丰臣秀吉突发大军侵犯朝鲜。承平日久的朝鲜面对刚刚平定战国乱世的日军锐卒,一触即溃,败退千里,半个月之内,首都汉城(今首尔)沦陷,两个月之后,北方重镇平壤亦落入敌手。响应濒临亡国的朝贡属国朝鲜的求救,明朝政府作出了出兵援助的决定。战争后来以明、日、朝三国在 Preface Wanli two decades (the first year of Wenlu in Japan, North Korea Xuan Zu twenty-five years, 1592) April 13, the Japanese ruler Toyotomi Hideyoshi sudden invasion of North Korea. The just North Korea faces a sudden ruin of the Japanese army that just settled the turmoil of the Warring States Period. When the enemy collapsed within a few thousand miles, within two months the capital Seoul (now Seoul) fell. Two months later, the northern city of Pyongyang fell into the enemy’s rival. In response to the tributary of the brink of becoming a nation, North Korea sought help and the Ming government made its decision to send troops to aid. Later, the war with Ming, Japan and North Korea in the three countries