Example image of eyePlorer eyePlorer map for '1786': Common year starting on Sunday Common year starting on Thursday Gregorian calendar Julian calendar Roman numerals Choctaw Nation of Oklahoma January 3 Treaty of Hopewell United States Chickasaw Nation January 10 May 1 The Marriage of Figaro Vienna Wolfgang Amadeus Mozart Affair of the Diamond Necklace May 21 Paris China Dadu River June 10 Landslide dam Sichuan Bering Sea Gavriil Pribylov June 25 Pribilof Islands St. George Island (Alaska) August James Rumsey Potomac River Shepherdstown West Virginia August 1 Caroline Herschel Comet August 8 Mont Blanc Jacques Balmat August 11 Francis Light George IV of the United Kingdom Penang August 29 Massachusetts Shays' Rebellion 1817 December Johann Wolfgang von Goethe September