Example image of eyePlorer eyePlorer map for 'August 7': Northern Hemisphere Southern Hemisphere Summer Winter 322 BC Alexander the Great Athens Battle of Crannon 626 European Avars Siege of Constantinople (626) Slavic peoples 936 Otto I, Holy Roman Emperor 1420 Florence Florence Cathedral 1427 House of Visconti Po (river) Republic of Venice 1461 China Ming Dynasty Rebellion of Cao Qin Zhengtong Emperor 1606 Hampton Court Palace Macbeth 1679 Great Lakes Le Griffon Niagara River North America René-Robert Cavelier, Sieur de La Salle 1714 Battle of Gangut Russian Navy 1782 Badge of Military Merit George Washington Purple Heart 1789 United States Department of War 1791 Battle of Kenapacomaqua Logansport, Indiana Miami tribe Northwest Indian War 1794