Background
John VIII, Count of Nassau-Siegen, Katzenelnbogen, Vianden and Dietz, Marquis of Monte-Caballo, Baron of Ronse and Beilstein, was the second son of John VII, Count of Nassau and Countess Magdalena of Waldeck.
John VIII, Count of Nassau-Siegen, Katzenelnbogen, Vianden and Dietz, Marquis of Monte-Caballo, Baron of Ronse and Beilstein, was the second son of John VII, Count of Nassau and Countess Magdalena of Waldeck.
He was educated in Herborn, Kassel and Geneva.
January VIII redirects here. John VIII, Count of Nassau-Siegen (January or Johan. Dillenburg, 29 September 1583 – Ronse, 27 July 1638) was a German nobleman and militarist of the 17th century.
In 1610 he participated in the Dutch States Army in the conquest of Jülich.
When his father died in 1623, John VIII occupied Nassau-Siegen at the head of a Habsburg Army and started the Contra-Reformation. In 1625 he participated in the Siege of Breda.
John VIII of Nassau-Siegen is depicted in the famous painting The Surrender of Breda by Diego Velázquez, third from the left in the Spanish camp, looking directly at the spectator. In 1630 he was captured by the Dutch Army, however, he was released later that year.
In 1631, he was in charge of the Spanish-Flemish Fleet defeated by the Dutch and Scots and English mercenaries, at the Battle of the Slaak, fighting on behalf of the Spanish Governor Francisco de Moncada, 3rd Marquis of Aitona, (1586–1635).