Onin War
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The Onin War (応仁の乱 Ōnin no ran) was a civil war from 1467 to 1477 during the Muromachi period in Japan. A dispute between Hosokawa Katsumoto and Yamana Sozen escalated into the nationwide war involving the Ashikaga shogunate and daimyos. The war essentially initiated Sengoku Period.

The original article can be found at: http://en.wikipedia.org/wiki/Onin_War.
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