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In page Martial arts:

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The foundation of modern East Asian martial arts and South Asian martial arts is likely facilitated by cultural exchanges of early Chinese and Indian martial arts. During the Warring States period of Chinese history (480–221 BC) extensive development in martial philosophy and strategy emerged, as described by Sun Tzu in The Art of War (c. 350 BC).[5] Legendary accounts link the origin of Shaolinquan to the spread of Buddhism from ancient India during the early 5th century CE, with the figure of Bodhidharma, to China.[6] Written evidence of martial arts in Southern India dates back to the Sangam literature of about the 2nd century BCE to the 2nd century AD.[citation needed] The combat techniques of the Sangam period were the earliest precursors to Kalaripayattu[7]