The Potsdam Conference began between the Soviet Union, UK & US.
German armies took Allied forces by surprise in the Ardennes, marking the beginning of the Battle of the Bulge.
Adolf Hitler's German military attacked Moscow.
The Battle of Somme began.
During WWI, The Battle of Gallipoli concluded with an Ottoman Empire victory when the last Allied forces were evacuated from the Peninsula.
The Battle of Tirad Pass was fought.
Machine guns were used for the first time in a battle in Omdurman, Sudan, Africa.
The Battle of Bull Run took place at Manassas Junction, Virginia.
In the Second Opium War, an Anglo-French force defeated Chinese troops at the Battle of Palikao.
The Battle of Balaclava took place during the Crimean War.
Britain and France defeated Russia during the Battle of Alma, which was the first battle of the Crimean War.
The Ottoman Empire signed the Treaty of Adrianople with Russia, which ended the Russo-Turkish War.
Napoleon was forced to retreat from Germany after the Battle of Leipzig.
Napoleon won the battle of Dresden against the Austrians.
The Treaty of Sistova was signed, which ended the Ottoman–Habsburg wars.
During the Battle of Princeton, British forces were defeated in New Jersey by George Washington's revolutionary army.
The British defeated the Americans in the Battle of Long Island, also known as the Battle of Brooklyn.
Peter the Great of Russia defeated Sweden at the battle of Lesnaya.
The war between English Colonists and Native Americans in New England ended.
The New England Confederation declared war on the Wampanoag Indians.
The naval battle of Texel took place in the North Sea.
The Wars of Castro ended when Pope Innocent X and his forces destroyed the Italian city of Castro.
Oliver Cromwell's forces from Cambridgeshire and forces from Nottingham met near Gainsborough, ready to battle the following day in the Battle of Gainsborough.
The first major battle of the First English Civil War began near Edge Hill, Warwickshire.
A peasant uprising called the Cudgel War began in Finland.
The Battle of Wofla between the Turkish and Portuguese occurred.
Spanish conquistadors defeated a large Aztec army at the Battle of Otumba.
The first battle between the Spanish settlers and the Mexican natives of the Otomi and Tlaxcalans tribespeople started.
The Treaty of Granada was signed, marking the end of the Grenada War, which started in 1482.
Stephen III of Moldavia defeated the Ottoman Empire at the Battle of Vaslui.
As part of the War of the Roses in England, the Battle of Edgcote took place.
The Teutonic Knights defeated the Polish army in the Battle of Chojnice.
The Battle of Agincourt between the English and the French took place.
The Battle of Grunwald began.
The Battle of Ankara commenced when Turco-Mongol conqueror Timur invaded Anatolia.
The Battle of Auray took place in the French town of Auray. The battle was between England and France, with the English winning.
The English were defeated at the Battle of Stirling Bridge.
Estonian tribes defeated Sweden in the Battle of Lihula.
The Battle of Bouvines began.
The Siege of Jerusalem began and lasted for 12 days.
The Normans defeated the Byzantine Empire in the Battle of Dyrrhachium.
William the Conqueror defeated English forces at The Battle of Hastings.
The Battle of Stamford Bridge occurred between the English army and a Norwegian force.
The Battle of Tettenhall occurred, where the final major Viking army battled against England and was defeated by a landslide.
The Greeks defeated the Persians in the Battle of Marathon.
The Battle of Pharsalus ended.
Julius Caesar and his legions made battle with one of Caesar's former forces in the Battle of Ruspina in Africa.