When was the King of Prussia died under whom Friedrich Wilhelm Ernst Freiherr von Gaudi served as a Lieutenant General?
Frederick the Great Frederick II (German: "Friedrich" ; 24 January 171217 August 1786) was King of Prussia from 1740 until 1786, the longest reign of any Hohenzollern king. His most significant accomplishments during his reign included his military victories, his reorganization of Prussian armies, his patronage of the arts and the Enlightenment in Prussia, and his final success against great odds in the Seven Years' War. Frederick was the last titled King in Prussia and declared himself King of Prussia after achieving full sovereignty for all historical Prussian lands. Prussia had greatly increased its territories and became a leading military power in Europe under his rule. He became known as Frederick the Great ("Friedrich der Große ") and was affectionately nicknamed "Der Alte Fritz " ("Old Fritz") by the Prussian and later by all German people.
Karl Freiherr von Müffling Friedrich Karl Ferdinand Freiherr von Müffling, called Weiss (12 June 177510 January 1851) was a Prussian "Generalfeldmarschall" and military theorist. He served as Blücher's liaison officer in Wellington's headquarters during the Battle of Waterloo and was one of the organizers of the final victory over Napoleon. After the wars he served a diplomatic role at the Congress of Aix-la-Chappelle and was a major contributor to the development of the Prussian General Staff as Chief. Müffling also specialized in military topography and cartography.