Example image of eyePlorer eyePlorer map for 'August 6': 1284 Battle of Meloria (1284) Genoa Italy Pisa 1538 Bogotá Colombia Gonzalo Jiménez de Quesada 1661 Dutch Republic Portugal Treaty of The Hague (1661) 1787 Philadelphia Convention United States Constitution 1806 Holy Roman Emperor Holy Roman Empire 1819 Norwich University United States Vermont 1825 Bolivia 1845 Russian Geographical Society Saint Petersburg 1861 Lagos Nigeria United Kingdom 1862 American Civil War Baton Rouge, Louisiana Confederate States of America Ironclad warship Mississippi River 1870 Battle of Wörth (1870) Franco-Prussian War Kingdom of Prussia 1890 Auburn Correctional Facility Capital punishment Electric chair New York William Kemmler 1901 Indian reservation