Siege of Kreuznach
The siege of Kreuznach or the Spanish capture of Kreuznach took place on 10 September 1620, at Kreuznach (renamed Bad Kreuznach in 1924) in the Palatinate, where the Army of Flanders, led by the Spanish Don Ambrosio Spinola, defeated the troops of Frederick V, Elector of the Palatinate, during the Palatinate campaign of the Thirty Years' War. The Army of Flanders was a multinational army in the service of the kings of Spain that was based in the Netherlands during the 16th to 18th centuries.