Palatinate campaign

Palatinate campaign
	Part of the Thirty Years' War
Date	30 August 1620 – 27 August 1623
Location	Lower Palatinate, Holy Roman Empire (present-day Baden-Wuerttemberg and Rhineland-Palatinate, Germany)49°30′N 8°01′E / 49.5°N 8.02°E
Result	Catholic victory
Belligerents
Spanish Empire ; Holy Roman Empire; Catholic League	Electoral Palatinate ; Margraviate of Baden-Durlach ; England ; Dutch Republic
Commanders and leaders
Ambrogio Spinola ; Carlos Coloma ; Gonzalo Fernández de Córdoba ; Johann Tserclaes, Count of Tilly ; Maximilian of Bavaria	Ernst von Mansfeld ; Gerard Herbert † ; Horace Vere, 1st Baron Vere of Tilbury ; Sir John Burroughs; Christian the Younger of Brunswick ; George Frederick, Margrave of Baden-Durlach
Strength
	Imperial army ; Army of Flanders
	Lower Palatinate Location within modern Germany

The Palatinate campaign (30 August 1620 – 27 August 1623), also known as the Spanish conquest of the Palatinate or the Palatinate phase of the Thirty Years' War was a campaign conducted by the Imperial army of the Holy Roman Empire against the Protestant Union in the Lower Palatinate, during the Thirty Years' War.