Key Facts
- Duration
- 10 April – 19 August 1811 (~4 months)
- French besieging force
- 15,000 Imperial troops
- Spanish garrison strength
- ~4,500 (3,000 miquelets + 1,500 regulars)
- French casualties (disease)
- 4,000 dead, mostly from malaria and dysentery
- Spanish casualties
- 1,500 dead; 2,000 captured; 1,000 hospitalized
Strategic Narrative Overview
MacDonald chose not to breach Sant Ferran's formidable walls by artillery but instead relied on a blockade to starve the defenders into submission. He appealed to General Suchet for reinforcements, but Suchet refused, pressing ahead with his own Siege of Tarragona. The Spanish Army of Catalonia, forced to defend Tarragona, withdrew nearby divisions, leaving Martínez isolated. A Spanish breakout attempt failed to pierce the siege lines, prolonging the stalemate through the summer.
01 / The Origins
During the Peninsular War, the strategic Sant Ferran Castle near Figueres was seized on the night of 9–10 April 1811 by a Spanish guerrilla force under the priest Francesc Rovira i Sala in a coup de main against its Italian garrison. Emperor Napoleon, recognizing the fortress's strategic value, furiously demanded its recapture, prompting Marshal Jacques MacDonald to assemble 15,000 Imperial troops. The Spanish quickly reinforced the garrison to roughly 4,500 men under Brigadier General Juan Antonio Martínez.
03 / The Outcome
With food exhausted, Martínez surrendered on 19 August 1811. Of the defenders, 1,500 had died, 2,000 marched into captivity, and 1,000 were too ill to leave. The French lost 4,000 men, overwhelmingly to disease. Although Spain lost the fortress and could not prevent Suchet from taking Tarragona, the garrison had immobilized the entire French VII Corps for nearly four months.
Belligerents & Mobilization Analysis
Side A
1 belligerent
Marshal Jacques MacDonald, Louis Baraguey d'Hilliers.
Side B
1 belligerent
Brigadier General Juan Antonio Martínez, Francesc Rovira i Sala.
Kinetic Engagement Axis
Scroll horizontally to view full axis. Events plotted relatively.