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August 20 · 21 events917
917 battle, part of the Byzantine–Bulgarian Wars
917 battle, part of the Byzantine–Bulgarian Wars
war
1057
Battle between two rival Byzantine armies in 1057
Battle between two rival Byzantine armies in 1057
war
1084
Battle between Aragon-Navarre and Zaragoza in 1084 (or 1088)
Battle between Aragon-Navarre and Zaragoza in 1084 (or 1088)
war
1297
1297 battle in France
1297 battle in France
war
1473
1473 battle between the Aq Qoyunlu and the Ottoman Empire
1473 battle between the Aq Qoyunlu and the Ottoman Empire
war
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