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Rabban Bar Sauma, a Nestorian Uyghur Turk from Beijing, travels to Europe in this year and hosted by Andronikos II Palaiologos of the Byzantine Empire, Philip IV of France, and Edward I of England in hopes of forming an alliance to seize Jerusalem, then under the Muslim Mamluk Bahri dynasty.
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Franciscan friars begin mission work in China
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Declaring an independent Ottoman emirate in 1299, Osman I afterwards led it in a series of battles with the Byzantine Empire.
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Guo Shoujing dies; among his life achievements were fixing the calendar year at 365.2425 (same as the Gregorian Calendar), building upon Shen Kuo's mathematical work on trigonometry by introducing spherical trigonometry, and engineered an artificial Kunming Lake in Beijing.
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Ibn Battuta leaves Tangier
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Pagoda of Bailin Temple is completed
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By 1331, the Ottomans had captured Nicaea, the former Byzantine capital, under the leadership of Osman's son and successor, Orhan I.
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Zhu Yuanzhang joins the Red Turban Rebellion
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Mosque of Sultan Hassan, Cairo Built
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Capital of Ottoman Empire moved from Bursa to Adrianople.