General Li Rusong was a skilled swordsman on the battlefield who struck fear in the hearts of his enemies, and had a ferocious sword style that was so impressive it was taught to the Korean military from the 1590s. Joseon Crown Prince Sado had this form formally recorded in 1759, and from this historic record we can revive the ancient arts and teach truly historic martial arts in the modern day. Korean Swordsmanship from the Source: Jedok Geom deeply explores the history and swordsmanship of General Li's style and breaks it down into a practical guide that will turn a willing student into a competent swordsman.