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.
Forces of Novgorod led by Alexander Nevsky defeat the German knights of the Livonian Order on frozen Lake Peipus.
Ivan III of Moscow faces down the Great Horde, which withdraws; traditionally seen as the end of Tatar overlordship in Russia.
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.
A global conflict among the European powers fought in Europe, North America and India; Britain gains colonial supremacy and Prussia confirms its great-power status.
Napoleon defeats a combined Russian and Austrian army in the "Battle of the Three Emperors", one of his most celebrated victories.
Napoleon's Grande Armée crosses the Neman into Russia and takes Moscow, but is forced into a winter retreat with catastrophic losses.
The bloodiest battle of Napoleon's invasion of Russia is fought near Moscow; the Russians withdraw, allowing the French to enter Moscow a week later.
An alliance of the Ottoman Empire, Britain, France and Sardinia defeats Russia, with fighting centred on the siege of Sevastopol in Crimea.
Japan defeats the Russian Empire in a war over Manchuria and Korea, the first modern victory of an Asian power over a European one.
Austria-Hungary declares war on Serbia, drawing Europe's powers into a global war that lasts until the armistice of 11 November 1918.
The Bolshevik Red Army fights the White movement and other forces after the October Revolution; the Bolsheviks emerge victorious.
Soviet and Mongolian forces under Georgy Zhukov defeat the Japanese on the Mongolian–Manchurian border.
Germany invades Poland, starting the deadliest conflict in human history, which ends with Japan's formal surrender on 2 September 1945.
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.
German and Finnish forces besiege Leningrad for nearly 900 days; around a million civilians die, mostly from starvation.
The Red Army encircles and forces the surrender of the German Sixth Army, a decisive turning point on the Eastern Front.
Germany's last major offensive on the Eastern Front fails against Soviet defences in one of the largest tank battles in history.
The Red Army liberates the Auschwitz concentration and extermination camp, where about 1.1 million people were murdered; the date is now International Holocaust Remembrance Day.
The Allies formally accept Nazi Germany's unconditional surrender, ending the Second World War in Europe.
A brief war between Russia and Georgia over South Ossetia and Abkhazia; Russia afterwards recognises both regions as independent states.
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.