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In page 1341:

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  • A great flood in the river Periyar in modern-day southern India leads to the river changing its course, the closing of Muziris, the opening up of Cochin (Kochi) harbour, submersion of some islands, and birth of some new islands.[4]
  • Chinese poet Zhang Xian writes the Iron Cannon Affair, about the destructive use of gunpowder and the cannon.[citation needed]
  • Approximate date – Magnus Erikssons landslag (the Country Law of Magnus IV of Sweden) is promulgated.[5]