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Battle of Somosierra, 1808: the charge to Madrid

Peninsular War · 1808 · French Empire (Polish light horse) vs Kingdom of Spain · ~6 min read · Updated October 2026

The Polish light cavalry charging the guns at Somosierra, in a painting by Suchodolski

At a glance

French Empire (Polish light horse)Napoleon; Kozietulski
vs
Kingdom of SpainBenito de San Juan
Date
1808
Location
Somosierra pass, Spain
Period
Peninsular War
Outcome
French victory
By the numbers
SideStrengthLosses
French EmpirePolish squadron ~125 in the charge~50-60 of the chargers killed or wounded
Kingdom of Spain~9,000-13,000 with artillery~200-2,000 killed (disputed); 16 guns taken1

The famous charge was made by a single Polish squadron (~125) within Napoleon's much larger army; figures are approximate.

Quick answer

France won the Battle of Somosierra in November 1808, when Napoleon's Polish light cavalry charged straight up a defended mountain pass and rode down the Spanish guns blocking the road to Madrid. In a series of furious charges the Poles broke the defence and opened the road to the capital, in one of the most celebrated feats of Polish arms.

In November 1808, Napoleon's advance on Madrid was blocked at the mountain pass of Somosierra, where Spanish guns and infantry held a strong position above the road. Impatient at the delay, Napoleon ordered his Polish light cavalry to charge straight up the pass2 at the batteries. In a series of furious charges the Polish light horse rode down the guns and broke the defence, opening the road to the Spanish capital. The charge became one of the most celebrated feats of Polish arms.

The road to Madrid

In the autumn of 1808 Napoleon marched on Madrid to restore his brother to the Spanish throne. The direct road ran through the Somosierra pass in the mountains north of the city, where a Spanish force under Benito de San Juan had massed artillery and infantry3 to block the way.

Painting of a mountain pass shrouded in smoke with troops and officers in the foreground
The Battle of Somosierra, 30 November 1808, painted in 1810 by Louis-François Lejeune and now at Versailles, showing the French army before the smoke-covered pass. Public domain

Napoleon's order

Rather than grind up the pass with infantry, the impatient emperor ordered the Polish chevau-legers of his Imperial Guard to take the guns by a direct charge up the narrow, winding road. A single squadron, led by officers including Jan Kozietulski4, was sent up first into the fire.

Portrait of a Polish officer in a dark blue and crimson Guard uniform with epaulettes
Jan Leon Kozietulski, the Polish chevau-léger officer who led the first squadron up the pass, in a portrait by an unknown artist from before 1821. Public domain
The Polish light horse charged straight at the guns, and took the pass.

The charge up the pass

Under heavy fire from the batteries and the slopes, the Polish horsemen galloped up the road and took the Spanish gun positions in succession, one after another, at fearful cost to themselves. The charge, together with French infantry pressing up the slopes on either side, broke the defenders' nerve, and the Spanish position collapsed.

Painting of Polish lancers in red and blue riding over Spanish cannon on a rocky road
Polish light horsemen overrunning a Spanish battery, a 1907 painting by Wojciech Kossak and Michał Gorstkin-Wywiórski linked to their Somosierra panorama. Public domain

The road opens

The charge shattered the defence of the pass and opened the road to Madrid, which fell to Napoleon within days3. Costly but spectacular, Somosierra passed into legend as a supreme example of Polish courage and became a favourite subject of Polish painters and poets.

Painting of Napoleon in front of a tent receiving kneeling Spanish envoys
The Capitulation of Madrid, 4 December 1808, painted by Antoine-Jean Gros in 1810: Napoleon receives a Spanish delegation outside the city. Public domain

The men of the Polish light horse

The charge was made by the Polish Light Cavalry Regiment of Napoleon's Imperial Guard, raised only a year earlier5. The squadron sent up the pass numbered about 125 troopers1, and in a few minutes roughly half of them were killed or wounded1. Its commander, Jan Kozietulski, lost his horse in the first rush; Lieutenant Andrzej Niegolewski reached the last battery6 and was found among the guns with numerous wounds, yet survived. Napoleon praised the Poles before the army, and the regiment's fame from Somosierra followed it through the rest of the Napoleonic Wars.

Frequently asked questions

When and where was the Battle of Somosierra?

It was fought on 30 November 1808 at the Somosierra pass4 in the mountains north of Madrid, Spain, during the Peninsular War.

Who charged the guns at Somosierra?

The Polish chevau-legers (light cavalry) of Napoleon's Imperial Guard, led by officers including Jan Kozietulski, made the famous charge up the pass at the Spanish batteries.

Who won the Battle of Somosierra?

The French, under Napoleon, won. The charge broke the Spanish defence of the pass and opened the road to Madrid, which fell within days.

Why is the charge so famous?

Cavalry charging uphill, head-on, at massed artillery in a narrow pass was almost suicidal, yet the Poles took the guns. The audacity and cost of the charge made it a legend of Polish military history.

Was the charge costly?

Yes. The leading squadron took heavy losses storming the batteries, but it succeeded where a slow assault might have failed, which is part of why the feat is so celebrated.

Sources and notes

Numbered notes in the text point to the works below.

  1. Magdalena J. Pawlak, Malarski a historyczny wizerunek szarży pod Somosierrą na przykładzie szkiców do panoramy „Somosierra” Wojciecha Kossaka (Studia z Historii Społeczno-Gospodarczej XIX i XX wieku, t. 9, 2011). ↩ a b c
  2. Charles Esdaile, The Peninsular War: A New History (Allen Lane, 2002). ↩
  3. HistoryOfWar.org (J. Rickard), “Battle of the Somosierra Pass, 30 November 1808” ↩ a b
  4. dzieje.pl (Muzeum Historii Polski / PAP), “Dyrektor Instytutu Polskiego w Madrycie: rocznica bitwy pod Somosierrą przekuta w dzień braterstwa polsko-hiszpańskiego” ↩ a b
  5. Robert Bielecki, Somosierra 1808 (Wydawnictwo Ministerstwa Obrony Narodowej, 1989). ↩
  6. Andrzej (Jędrzej) Niegolewski, Les Polonais à Somo-Sierra en Espagne en 1808, eyewitness account by the officer who reached the last Spanish battery (Paris, 1854). ↩
  7. Wikipedia, “Battle of Somosierra”

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