Editing 1757 (section)

=== July&ndash;September ===
* [[July 2]] &ndash; The [[Thomas Pelham-Holles, 1st Duke of Newcastle|Duke of Newcastle]] is asked to form a new government of Great Britain and fills the office of [[Prime Minister of Great Britain]], after his forced resignation eight months earlier. Pitt is recalled to conduct Britain's foreign and military affairs and given greater control.<ref name="Cassell's Chron1757" />
* [[July 17]] &ndash; Amursana's Mongolian rebellion against the Chinese Empire is crushed after a battle of 17 days, and the survivors flee to Russia, where Amursana unsuccessfully seeks Russian aid.<ref name=Sanders/>
* [[July 26]] &ndash; [[Seven Years' War]]: [[Battle of Hastenbeck]] &ndash; An Anglo-Hanoverian army under the [[Prince William, Duke of Cumberland|Duke of Cumberland]] is defeated by the French under [[Louis d'Estrées]], and forced out of [[Hanover]].
* [[August 3]]&ndash;[[August 9|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 [[Fort William Henry massacre|slaughter]] the surviving men, women and children.
* [[August 11]] &ndash; In the [[Battle of Delhi (1757)|Battle of Delhi]], the capital city of the [[Mughal Empire]] is retaken by [[Maratha Confederacy|Maratha Empire]] leader [[Raghunathrao]] from [[Najib ad-Dawlah]], who flees to refuge in the royal palace, the [[Red Fort]].<ref name=Mehta> Jaswant Lal Mehta, ''Advanced Study in the History of Modern India 1707-1813'' (Sterling Publishers, 2005) pp230-232</ref>
* [[August 30]] &ndash; [[Seven Years' War]]: [[Battle of Gross-Jägersdorf]] &ndash; A Prussian army under [[Hans von Lehwaldt]] is defeated by the [[Russian Empire|Russian]] army of Marshal [[Stepan Fyodorovich Apraksin|Stepan Apraksin]].
* [[September 6]] &ndash; The life of [[Najib ad-Dawlah]] is spared by [[Raghunathrao]] upon the intercession of General [[Malhar Rao Holkar]].  Najib and his family are permitted to leave the Fort along with most of their property, and the Emperor [[Alamgir II]] is restored to the Mughal throne as a nominal ruler.<ref name=Mehta/> 
* [[September 8]] &ndash; The [[Convention of Klosterzeven]] is signed at the Lower Saxony town of [[Bremervörde]] by the [[Prince William, Duke of Cumberland|Duke of Cumberland]] following his defeat at the July 26 [[Battle of Hastenbeck]] by the French Army Marshal, [[Armand de Vignerot du Plessis|the Duke of Richelieu]].  The treaty provides for the Army of the [[Electorate of Hanover]] to be reduced to a token force and for the French Army to occupy Hanover and most of northwest [[Germany]].<ref>Jeremy Black, ''From Louis XIV to Napoleon: The Fate of a Great Power'' (Routledge, 2013) p109</ref>  At the time, King [[George II of Great Britain]] is also the [[Elector of Hanover]], and it is later said that "The terms proved worse than either George or his ministers had wanted or expected."  <ref>Andrew C. Thompson, ''George II: King and Elector'' (Yale University Press, 2011) p267</ref>
* [[September 13]] &ndash; [[Pomeranian War]]: a column of troops from [[Sweden]] begins the surprise invasion of [[Prussia]], setting up a [[pontoon bridge]] across the [[Peene]] River that marks the boundary between [[Swedish Pomerania]] and northern Prussia.  After crossing at [[Loitz]] in the early morning hours, the troops march {{convert|10|km}} and begin the occupation of the undefended Prussian town of [[Demmin]].  Hours later, another Swedish infantry regiment charges across the border into the Prussian town of [[Anklam]], where the city gate had been left open.<ref>"Sweden and the Pomeranian War", by Gunnar Aselius, in ''The Seven Years' War: Global Views'', ed. by Mark Danley and Patrick Speelman (Brill, 2012) p135</ref> 
* [[September 23]] &ndash; The "[[Raid on Rochefort]]" is carried out as a pre-emptive strike by Great Britain to neutralize France's [[Arsenal de Rochefort]] before the French Navy can carry out plans to invade England.  Led by [[Royal Navy]] [[Edward Hawke, 1st Baron Hawke|Admiral Edward Hawke]], [[HMS Neptune (1757)|HMS ''Neptune'']] and six other vessels sail in and capture the [[Île-d'Aix]] and its battery of cannons, effectively blocking the departure of any ships from the mouth of the [[Charente (river)|Charante river]].<ref>Robert Barnes, ''An Unlikely Leader: The Life and Times of Captain John Hunter'' (Sydney University Press, 2009) p51</ref>