    __notoc__ year 1757 (mdcclvii) was a common year starting on saturday (link will display the full calendar) of the gregorian calendar and a common year starting on wednesday of the 11-day slower julian calendar. == events == === january&ndash;june === * january 2 &ndash; britain captures calcutta (part of the fighting in the seven years' war). * january 5 &ndash; robert-franÃ§ois damiens makes an unsuccessful assassination attempt on louis xv of france. on march 28 damiens is publicly executed by dismemberment. * march 14 &ndash; seven years' war: british admiral sir john byng is executed by firing squad aboard  for breach of the articles of war in failing to "do his utmost" at the battle of minorca (1756). * may 6 &ndash; seven years' war &ndash; battle of prague (1757): frederick the great defeats an austrian army and begins to besiege the city. * june 18 &ndash; seven years' war &ndash; battle of kolin: frederick is defeated by an austrian army under marshal daun, forcing him to evacuate bohemia. * june 23 &ndash; battle of plassey: 3,000 troops serving with the british east india company under robert clive defeat a 50,000 strong indian army under siraj ud-daulah at plassey in india. === july&ndash;december === * july 26 &ndash; seven years' war &ndash; battle of hastenbeck: an anglo-hanoverian army under the duke of cumberland is defeated by the french under louis d'estrÃ©es and forced out of hanover. * august 3 &ndash; august 9 &ndash; french and indian war: a french army under louis-joseph de montcalm forces the english to surrender fort william henry. the french army's indian allies slaughter the survivors for unclear reasons. * august 30 &ndash; seven years' war &ndash; battle of gross-jÃ¤gersdorf: a prussian army under hans von lehwald is defeated by the russian army of marshal stepan apraksin. * october 16 &ndash; seven years' war: hungarian raiders plunder berlin. * october 30 &ndash; osman iii dies and is succeeded as ottoman sultan by mustafa iii. * november 5 &ndash; seven years' war &ndash; battle of rossbach: frederick defeats the french-imperial army under the duc de soubise and prince joseph of saxe-hildburghausen, forcing the french to withdraw from saxony. * november 22 &ndash; seven years' war &ndash; battle of breslau: an austrian army under [[
1757