The Invasion of Hanover in 1803 during the Napoleonic Wars saw a French army under Édouard Mortier invade and occupy the Electorate of Hanover in Northern Germany following the breakdown of the Peace
George III was both King of Britain and Elector of Hanover.
French cartoon mocking the flight of the Duke of Cambridge and the Hanoverian troops who soon formed the King's German Legion.
A British cartoon suggesting that John Bull has been relieved of the weight of the millstone of Hanover by Napoleon. Nonetheless, British troops fought to recover Hanover from the French.
The Hanoverian Army was the standing army of the Electorate of Hanover from the seventeenth century onwards. From 1692 to 1803 it acted in defence of the electorate. Following the Hanoverian Successio
George, Prince of Hanover led Hanoverian troops during the Siege of Vienna (1683).
Under the Elector's son Prince George, Hanoverian troops played a major part in Marlborough's major victory at the Battle of Oudenarde in 1708.
c. 1752 painting of three Hanoverian Army grenadiers