Heinrich Karl Ludwig de Herault's father was killed at the battle that included which deposed English king?
King James II
Battle of the Boyne
The Battle of the Boyne (Irish: "Cath na Bóinne" ] ) was a battle in 1690 between the forces of the deposed King James II of England, and those of Dutch Prince William of Orange who, with his wife Mary II (his cousin and James's daughter), had acceded to the Crowns of England and Scotland in 1688.
 The battle took place across the River Boyne near the town of Drogheda in the east of Ireland, and resulted in a victory for William.
 This turned the tide in James's failed attempt to regain the British crown and ultimately aided in ensuring the continued Protestant ascendancy in Ireland.
Heinrich Karl Ludwig de Herault
Heinrich Karl Ludwig Herault de Seigneur de Hautcharmoy (1689 in Wesel – 11 May 1757 in Margaret monastery at Prague) was a Prussian Lieutenant-General, Knight of the Black Eagle and commander of Brieg.
 His family was originally from Kingdom of France, and his father served as subordinate to Friedrich von Schomberg, and was killed with him at the Battle of the Boyne.
Archduke Otto of Austria (1865–1906)
Otto Franz Joseph Karl Ludwig Maria, Prince Imperial and Archduke of Austria, Prince Royal of Hungary and Bohemia (21 April 1865 – 1 November 1906) was the second son of Archduke Karl Ludwig of Austria (younger brother of Emperor Franz Joseph I of Austria) and his second wife, Princess Maria Annunciata of Bourbon-Two Sicilies.
 He was the father of Charles I of Austria, the last Emperor of Austria. Heinrich Friese
Heinrich Friese (Heinrich Friedrich August Karl Ludwig Friese, was born on 4 May, 1860 in Schwerin, and died 8 September, 1948 in Schwerin) was a German biologist and entomologist, specialist of bees. Anton Graff
Anton Graff (18 November 1736 – 22 June 1813) was an eminent Swiss portrait artist.
 Among his famous subjects were Friedrich Schiller, Christoph Willibald Gluck, Heinrich von Kleist, Frederick the Great, Friederike Sophie Seyler, Johann Gottfried Herder, Gotthold Ephraim Lessing, Moses Mendelssohn and Christian Felix Weisse.
 His pupils included Emma Körner, Philipp Otto Runge and Karl Ludwig Kaaz. Karl Ludwig von Lecoq
Karl Ludwig von Lecoq or Karl Ludwig von Le Coq, born 23 September 1754 – died 14 February 1829, of French Huguenot ancestry, first joined the army of the Electorate of Saxony.
 He later transferred his loyalty to the Kingdom of Prussia and fought during the French Revolutionary Wars, earning a coveted award for bravery.
 While serving variously as a staff officer and diplomat, he became renowned as an expert cartographer.
 In 1806 he was entrusted with command of the forces in northwest Germany.
 Cut off from the main body of the Prussian army after the disaster at the Battle of Jena-Auerstedt, he concentrated his troops in the fortress of Hameln.
 After a brief siege, he surrendered his troops to an inferior force of enemies.
 For this, he was sentenced to life imprisonment.
 However, he was later pardoned and continued his map-making until he went blind. Die Horen (Schiller)
Die Horen ("The Horae") was a monthly German literary journal published from 1795 to 1797.
 It was printed by the Cotta publishing house in Tübingen and edited and run by Friedrich Schiller.
 Many and partially antagonistic prominent figures in German culture of the time contributed, among them Johann Jakob Engel, Fichte, Goethe, Herder, Alexander von Humboldt, Wilhelm von Humboldt, Friedrich Heinrich Jacobi, Johann Heinrich Meyer, August Wilhelm Schlegel, and Karl Ludwig von Woltmann.
 The journal formed the cornerstone of Weimar Classicism and exerted a great influence onto German intellectual history. Carl Ludwig Blume
Charles Ludwig de Blume or Karl Ludwig von Blume (9 June 1796, Braunschweig – 3 February 1862, Leiden) was a German-Dutch botanist. Romanian prince referendum, 1866
A referendum on Prince Karl Ludwig of Hohenzollern-Sigmaringen becoming ruling prince was held in Romania on 20 April 1866.
 The proposal was approved by 99.97% of the votes cast, and Prince Karl Ludwig was subsequently enthroned as Prince Carol I on 23 October.
 His title was later raised to King of the Romanians. Ludwig von Urlichs
Karl Ludwig von Urlichs (November 9, 1813 – November 3, 1889) was a German philologist and archaeologist born in Osnabrück.
 He was the father of archaeologist Heinrich Ludwig Urlichs (1864-1935).