Key Facts
- Date
- 20–25 August 1641
- Duration of naval action
- ~5 days
- Land siege began
- April 1641
- Franco-Catalan retreat to
- Valls, pursued by Spanish army
- French admiral dismissed
- Sourdis replaced by Jean Armand de Maillé-Brézé
- Spanish admiral imprisoned
- Duke of Fernandina jailed by Olivares
Strategic Narrative Overview
The Spanish fleet, commanded jointly by the Duke of Fernandina and the Duke of Maqueda, engaged the French naval force between 20 and 25 August 1641. The Spanish broke through the French blockade and defeated Sourdis's fleet, compelling it to retreat. Simultaneously, a Spanish relief force advanced by land, and the combined pressure caused the Franco-Catalan besieging army to abandon its siege of Tarragona and withdraw to Valls, where it was pursued by Spanish forces.
01 / The Origins
During the French stage of the Thirty Years' War, France intervened in Catalonia after the Catalan Revolt of 1640 drew the region away from Spanish rule. A Franco-Catalan army under Philippe de La Mothe-Houdancourt besieged Tarragona by land from April 1641, while the French fleet under Admiral Henri d'Escoubleau de Sourdis blockaded the city by sea, aiming to sever Spanish supply lines and capture a strategically vital Mediterranean port.
03 / The Outcome
The Spanish victory preserved Tarragona from Franco-Catalan capture. Cardinal Richelieu punished Sourdis with permanent dismissal, replacing him with his nephew Jean Armand de Maillé-Brézé. Paradoxically, the victorious Duke of Fernandina was also imprisoned by the Count-Duke of Olivares for failing to destroy the French fleet outright. Fernandina was later restored after Olivares's fall in 1643 and joined the Council of the King, while Sourdis's disgrace proved permanent.
Belligerents & Mobilization Analysis
Side A
2 belligerents
Henri d'Escoubleau de Sourdis, Philippe de La Mothe-Houdancourt.
Side B
1 belligerent
Duke of Fernandina, Duke of Maqueda.
Kinetic Engagement Axis
Scroll horizontally to view full axis. Events plotted relatively.