Battles That Changed the World: 32 decisive days

History · 32 battles across 2,500 years · ~10 min read · Updated Aug 2026

The Battle of Grunwald, 1410, one of history's decisive clashes

History turns on days like these. From the phalanx at Marathon to the beaches of Normandy, these are 32 battles that decided the fate of empires, faiths and nations. Each one is told in full in our Field Dispatch; follow the thread across more than two thousand years.

Antiquity

Marathon, 490 BC. Athens saves itself and the idea of Greece.

Thermopylae, 480 BC. The 300 and a stand that became legend.

Salamis, 480 BC. The narrows where the Persian fleet was broken.

Gaugamela, 331 BC. Alexander shatters the Persian Empire.

Cannae, 216 BC. Hannibal's perfect double envelopment.

Zama, 202 BC. Scipio beats Hannibal and ends Carthage.

Actium, 31 BC. The sea battle that made the first emperor.

The Middle Ages

Tours, 732. Charles Martel halts the Umayyad advance.

Hastings, 1066. The day England changed hands.

Crécy, 1346. The longbow breaks the French chivalry.

Grunwald, 1410. The Teutonic Order shattered in an afternoon.

Agincourt, 1415. Henry V's archers in the mud.

The Early Modern age

Lepanto, 1571. The last great galley battle.

Sekigahara, 1600. The battle that made a shogun.

Vienna, 1683. The charge that turned back the Ottomans.

The Napoleonic Wars

Austerlitz, 1805. Napoleon's tactical masterpiece.

Trafalgar, 1805. Nelson breaks two fleets at sea.

Jena-Auerstedt, 1806. Prussia falls in a single day.

Borodino, 1812. The bloodiest day before Moscow.

Leipzig, 1813. The Battle of the Nations.

Waterloo, 1815. The end of the empire.

The Industrial age

Gettysburg, 1863. The Confederacy's high-water mark.

The First World War

The Marne, 1914. The miracle that saved Paris.

First Ypres, 1914. The trenches reach the sea.

Verdun, 1916. They shall not pass.

The Somme, 1916. A million casualties, the symbol of the war.

The Second World War

Battle of Britain, 1940. The few hold the sky.

Moscow, 1941. The Wehrmacht's first great defeat.

Midway, 1942. Five minutes that turned the Pacific.

El Alamein, 1942. The end of the beginning.

Stalingrad, 1942. The tide of the war turns.

Normandy, 1944. The longest day on the beaches.

Command every one of them

Echoes of Battle brings 40 of history's greatest battles to life, scene by scene, with a real-time tactical mode in the works. Join the list to be first when it launches.

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