11 battles
July 17–18, 1936 · Melilla / Madrid Theater
The military uprising that began in Spanish Morocco on July 17 rapidly spread to garrisons across Spain, but encountered fierce resistance from trade union militias and loyal security forces in the major cities. Rather than a swift coup, the result was a protracted civil war — one half of Spain under the rebels, the other under the Republic.
Total casualties
3,000
Commanders
Franco vs Mola vs Azaña
July–September 28, 1936 · Toledo Theater
The dramatic siege of Toledo's Alcázar became one of the defining symbols of Nationalist resistance. Colonel Moscardó's garrison — including women and children — withstood artillery bombardment and tunnel explosions. When Republicans rang Moscardó to say they would shoot his captured son unless he surrendered, he reportedly told his son to 'commend your soul to God and die like a patriot.' Franco's decision to relieve the fortress rather than advance on Madrid remains controversial.
2,000
Moscardó vs Torrado
February 8, 1937 · Málaga Theater
The fall of Málaga exposed the Republic's military weakness in Andalusia. More devastating than the military defeat was the fate of civilians who flooded the coastal road. Italian warships fired on the column while aircraft strafed from above. Thousands died in what the journalist Arthur Koestler called 'a crime against humanity.' The city's fall brought Italian involvement in the war into sharp international focus.
4,000
Llano vs (Italian) vs Villalba
November 1936–March 1937 · Madrid Theater
When Nationalist columns converged on Madrid in early November 1936, the city's fall seemed imminent. The Republican government fled to Valencia. But the arrival of Soviet military equipment and the first International Brigade volunteers stiffened resistance. Street-by-street fighting in the University City became one of the war's most savage episodes. Madrid would hold for another two and a half years.
20,000
Varela vs Rojo vs Líster
February 1937 · Jarama River Theater
The Battle of Jarama was one of the war's most costly engagements for the International Brigades. The American Abraham Lincoln Battalion fought here for the first time, losing hundreds of men on what survivors called 'Suicide Hill.' The British Battalion was nearly annihilated. Though the Nationalists failed to cut the Madrid–Valencia highway, the Republic paid an enormous price to stop them.
10,000
Orgaz vs Świerczewski)
July 1937 · Brunete Theater
Brunete was the Republic's most ambitious offensive of the war, intended to encircle Nationalist forces west of Madrid and relieve the besieged Basque country. Republican forces including the best International Brigade units achieved initial surprise and captured ground — but the Nationalist response was overwhelming. German and Italian aircraft flew hundreds of sorties daily. The Republic's elite units were bled white. The offensive, conceived as a turning point, became another nail in the Republic's coffin.
25,000
Varela vs Líster vs Modesto
April 26, 1937 · Guernica Theater
On a Monday — market day — the Condor Legion conducted a systematic destruction of Guernica, the spiritual capital of the Basque people. Waves of aircraft dropped high-explosive bombs to destroy buildings, then incendiaries to start fires, then machine-gunned survivors in the streets. The bombing shocked the world and inspired Pablo Picasso's masterpiece. Nationalists initially denied responsibility, claiming Republicans had burned the town themselves — a lie that held for decades.
300
Richthofen
December 1937–February 1938 · Teruel Theater
Fought in temperatures as low as -20°C, the Battle of Teruel was a study in Republican ambition undone by Nationalist firepower. The Republic captured the city on December 21, giving the government a propaganda victory it desperately needed. But Franco threw in his reserves and by February 22, Teruel had fallen. The Republic had lost 60,000 men and most of its remaining modern weapons. The Nationalist road to the Mediterranean — and the splitting of Republican Spain — lay open.
140,000
Aranda vs Saravia vs Líster
July–November 1938 · Ebro River Theater
The Battle of the Ebro was the Spanish Republic's last throw of the dice. On the night of July 24-25, Republican forces made a brilliant river crossing and drove deep into Nationalist territory. But Franco refused to be diverted — he fed in reserves and used his air superiority relentlessly. As the Munich Crisis resolved in Hitler's favor in September, the Republic's last hope of foreign intervention evaporated. By November, the exhausted Republic had lost 75,000 killed or captured. The road to Barcelona lay open.
170,000
Yagüe vs Modesto vs Líster
January 26, 1939 · Barcelona Theater
The fall of Barcelona was both a military event and a human catastrophe. As Nationalist columns entered the city on January 26, the streets were largely empty — the population had already fled. The roads north to France were clogged with hundreds of thousands of refugees: soldiers, families, government officials, artists, and intellectuals. France hastily opened its border, interning the refugees in squalid beach camps at Argelès-sur-Mer. The war was effectively over.
Yagüe vs Dávila vs Saravia
April 1, 1939 · Madrid Theater
The final act of the Spanish Civil War was marked by Republican infighting. Colonel Casado's junta overthrew Prime Minister Negrín in March, hoping to negotiate better surrender terms — Franco gave none. On April 1, Franco broadcast the last official war bulletin: 'Today, with the Red Army captive and disarmed, our victorious troops have achieved their final military objectives. The war is over.' For Spain's half-million exiles, it had just begun.
1,000
Franco vs Casado