Leopold Philippe d'Arenberg

Leopold Philippe of Arenberg (Brussels, October 14 1690 - Arenberg Castle near Leuven, March 4 1754) was the fourth Duke of Arenberg, 10th duke of Aarschot and an Austrian Field Marshal.

Leopold Philippe was the son of Duke Philippe Charles d'Arenberg, who fell in the Battle of Slankamen against the Turks on August 19 1691, when Leopold Philippe was just one year old.
He fought in the War of Spanish Succession in 1706 and in the Austro-Turkish War of 1716–18 as Generalmajor in Hungary. He distinguished himself during the Battle of Belgrad, leading the infantry on the right wing.
In 1719, he became governor of Hainaut in the Austrian Netherlands.

At the outbreak of the War of Polish Succession against the French, he served again under Eugene of Savoy on the Rhein. He became Field Marshal in 1737 and was appointed Supreme Commander of the Austrian forces in the Netherlands.

During the War of Austrian Succession, he forged a military alliance between Austria, Britain and the Netherlands. He led the Auistrian Army in the Battle of Dettingen.
After the war he returned to the governorship of Hainaut and died in 1754 in his Arenberg Castle in Heverlee.

He was an advocate of science, a friend of Voltaire and mecenas of Jean-Jacques Rousseau.

He married on March 20 1711 with Marie-Françoise Pignatelli, princess of Bisaccia and countess d'Egmont.
They had six children, amongst whom Charles Marie Raymond, 5th Duke of Arenberg (1754–1778).

References

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Further reading

* [http://www.arenbergcenter.com/en/histoire/ducs.htm Arenberg Foundation]
* [http://www.worldroots.com/foundation/european/jeanlignedesc1528.htm Worldroots]