| July 31st 0432 | | St Sixtus III begins his reign as Catholic Pope
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| July 31st 0768 | | [Philip] begins & ends his reign as Catholic Pope
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| July 31st 0904 | | Saraceens hijacker Leo van Tripoli occupies & plunders Thessalonica
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| July 31st 1291 | | Egyptian Mamelukken occupies Akko, crusaders driven out of Palestine
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| July 31st 1498 | | Christopher Columbus discovers island of Trinidad
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| July 31st 1588 | | English fleet beats Spanish Armada
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| July 31st 1620 | | Pilgrim Fathers depart (through England) to America
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| July 31st 1653 | | Fronde-leaders surrender in Bordeaux
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| July 31st 1658 | | Aurangzeb appoints himself Mongol emperor
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| July 31st 1664 | | Pierre Corneille's "Othon," premieres in Paris
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| July 31st 1667 | | Peace of Breda: 2nd English war-Suriname vs New-Netherlands ends
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| July 31st 1718 | | Battle at Cape Passaro: English fleet destroys Spanish
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| July 31st 1737 | | Prince Frederick of Wales escapes English court
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| July 31st 1751 | | Fire in Stockholm destroys 1,000 houses
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| July 31st 1771 | | Paul Potters "Great ossendrift" sold for Ÿ9050 in Amsterdam
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