Mongol invasion of Kievan Rus'
Mongol armies under Batu devastate the Rus' principalities and take Kiev in 1240, beginning over two centuries of Golden Horde domination.
Mongol armies under Batu devastate the Rus' principalities and take Kiev in 1240, beginning over two centuries of Golden Horde domination.
Peter the Great's Russian army crushes the Swedish army of Charles XII, ending Sweden's great-power status and raising Russia's standing in Eastern Europe.
An alliance of the Ottoman Empire, Britain, France and Sardinia defeats Russia, with fighting centred on the siege of Sevastopol in Crimea.
The Bolshevik Red Army fights the White movement and other forces after the October Revolution; the Bolsheviks emerge victorious.
Nazi Germany and its collaborators systematically murder some six million European Jews, along with millions of other victims.
Nazi Germany and its allies launch a massive invasion of the Soviet Union, opening the Eastern Front, the largest theatre of the Second World War.
After seizing the peninsula and holding an internationally unrecognised referendum, Russia annexes Ukraine's Crimea.
Russia launches a full-scale military invasion of Ukraine, starting the largest war in Europe since the Second World War and displacing millions of people.