Example image of eyePlorer eyePlorer map for 'June 20': Northern Hemisphere Solstice Southern Hemisphere Summer Winter solstice 451 Attila the Hun Battle of the Catalaunian Plains Flavius Aetius 1214 Charter University of Oxford 1631 Algeria Baltimore, County Cork Ireland Sack of Baltimore 1652 1653 Grand Vizier March 21 Ottoman Empire Tarhoncu Ahmet Paşa 1685 Bridgwater James Scott, 1st Duke of Monmouth List of English monarchs Monmouth Rebellion 1756 Black Hole of Calcutta British Empire Garrison 1782 Great Seal of the United States United States Congress 1787 Oliver Ellsworth Philadelphia Convention United States 1789 Estates of the realm History of France Member of Parliament Tennis Court Oath 1791 Flight to Varennes French Revolution Louis XVI of France 1819 Liverpool