January 24 German leaders elect Charles VII Albert Emperor February 1 Sardinia and Austria sign alliance February 2 British Walpole government resigns February 9 British ex-premier Walpole becomes earl of Orford February 16 Earl of Wilmington becomes British premier April 13 George Frederic Handel's "Messiah" performed for 1st time (Dublin) May 17 Frederick great (Emperor of Prussia) beats Austrians May 28 1st indoor swimming pool opens (Goodman's Fields, London) June 9 Battle of Bloody Marsh-Spanish assault on Simons Island, Georgia June 11 Benjamin Franklin invents his Franklin stove July 28 Prussia and Austria sign peace treaty August 29 Edmond Hoyle published his "Short Treatise" on the card game whist September 24 Faneuil Hall opens to public November 18 Prussia and England sign anti-French military covenant December 1 Empress Elisabeth orders expulsion of all Jews from Russia December 13 Willem KH Friso tests his mothers potatoes