Menshikov arrives in Constantinople with demands for protectorate over all Greek Orthodox in Ottoman Empire.
Menshikov's demands are rejected and he leaves Constantinople, breaking off relations.
Russian ultimatum to Ottoman Empire.
British fleet approaches the Dardanelles.
Russian army crosses the Pruth River into Moldavia (Romania).
Ottoman Empire declares war on Russia.
Turkish army crosses the Danube River at Kalafat (Border with Romania & Bulgaria).
British fleet enters the Bosphorus.
Russians defeated by Turks at Oltenitza (Border with Romania & Bulgaria).
Turkish naval squadron destroyed at Sinope (Asia Minor).
Allied fleets enter the Black Sea.
Turks win battle of Citate (Romania).
Russians invade the Dobruja (Romania).
British peace deputation sees the Tzar.
The first British troops sail for Turkey.
The British Baltic Fleet sails from Spithead.
French troops sail for Turkey.
French Baltic Fleet sails.
France and Great Britain declare war on Russia.
British troops arrive at Gallipoli.
Russians besiege Silistra (Bulgaria).
Turkish victory at Rohova (border with Romania & Bulgaria).
Austria and Prussia declare their neutrality.
The bombardment of Odessa.
Embarkation of French and British force for Varna (Bulgaria).
Russians abandon the siege of Silistra.
French and British fleets arrive off of Kronstadt, near St. Petersburg.
Russians defeated by the Turks at Giurgevo (border with Romania & Bulgaria).
Russians withdraw across the Pruth River (Romania).
In Asia Minor, the Turks defeat the Russians at Bayezid (Armenia).
Allies besiege Bomarsund in the Baltic.
Surrender of Bomarsund.
Bombardment of Kola, in the White Sea, by the British squadron.
British naval failure at Petropaulovsk.
Allies embark at Varna for the Crimea.
Allies land unopposed at Kalamata Bay, north of Sevastopol.
Allies encounter Russians at the River Bulganek.
the Battle of the River Alma.
Russians scuttle fleet in Sevastopol to block entrance to harbour.
Flank march by Allies around Sevastopol.
British enter Balaklava.
French commander, St. Arnaud, dies.
Construction of trenches and batteries begun.
First bombardment of Sevastopol. Ineffective
Departure from England of Florence Nightingale and 38 nurses.
Battle of Balaklava. Russian attempt from Crimean interior against British base foiled.
'Little Inkerman' Russian probe from Sevastopol against British right repulsed.
Florence Nightingale arrives in Scutari with 38 nurses.
The Battle of Inkerman. Major Russian attack from Sevastopol and interior against British right repulsed.
The hurricane in the Crimea. Start of deterioration of weather.
Lyons replaces Dundas as commander of the British Fleet in the Crimea.
Brout succeeds Hamelin as commander of the French Fleet in the Crimea.
Russians feint attack on Balaklava.
Russian attack on Eupatoria, north of Kalamata Bay.
The Kingdom of Piedmont (Sardinia) joins the Allies.
Lord Aberdeen's government falls.
Lord Palmerston forms the new government.
Allied attack across the River Chernaya frustrated by snowstorm.
Russians seize and fortify the Mamelon, a position outside of the fortress and in front of the French lines.
French attack on Sevastopol fails.
Tzar Nicholas I, dies and is succeeded by Alexander II. Menshikov recalled.
Conference of Vienna opens.
Russian night attack on Light Division.
Second Baltic expedition leaves Spithead.
Second bombardment of Sevastopol commences. Little effect; assault cancelled.
Light Division night raid on Russian rifle-pits.
Vienna conference closes, without results.
Fierce fighting on the French left flank at the Quarantine cemetery.
First French expedition sails for Kertch (Sea of Azov), and is recalled by Canrobert.
Canrobert, French Commander, resigns command, and is replaced by Pélissier.
Expedition to Kertch sails again.
Kertch and Yenikale captured.
Allied naval forces enter the Sea of Azov.
'Massacre' of Finnish crew by Russians at Hangö (Finland).
Third bombardment of Sevastopol. Capture of the Mamelon and the Quarries by the Allies.
First Russian attack at Kars (Armenia).
Fourth bombardment of Sevastopol.
Main assault on the Malakov and Redan defeated, with heavy losses.
Death of Lord Raglan.
General Sir James Simpson appointed to command of the British army in the Crimea.
Conference at which Turkish commander Omar Pasha asks permission to withdraw his troops and concentrate on Asia Minor.
Second Russian attack at Kars.
Bombardment of Sveaborg (Finland).
Russian attack at Battle of the Tchernaya River and defeated by French and Sardinian forces (Northeast of Balaklava).
Fifth bombardment of Sevastopol commences to cover advance of French Tranches towards Malakov.
Russians commence building of boat-bridge from Sevastopol to north bank of harbour.
Sixth bombardment of Sevastopol begins.
Omar Pasha leaves for Asia Minor.
At Sevastopol, the attack on the Malakov by the French is successful. The French fail at Little Redan, and Bastion du Mât. The British fail at the Redan.
The Russians evacuate the South Side of Sevastopol.
Cavalry action near Kertch.
Russians attack at Kars defeated. Cavalry skirmishes at Eupatoria. Omar Pasha's troops embark for Asia Minor.
Omar Pasha's army lands at Suchum Kaleh, south of the Caucasus Mountains, with an expedition for relief of Kars.
Allied expedition to Kinburn, near Odessa, sails to capture forts guarding Dnieper Bay.
Allied expedition captures forts at Kinburn. Ochakov evacuated by Russians.
Selim Pasha's army lands at Trebizond, and marches to Erzerum. (Armenia)
Omar Pasha defeats the Russians at the River Ingur, south of the Caucasus Mountains.
Sir James Simpson resigns as British Commander, and is replaced by Sir William Codrington.
French magazine at Sevastopol explodes.
Russians accept surrender of the Turkish forces at Kars.
Omar Pasha's army forced to withdraw from the River Skeniscal, south of the Caucasus Mountains.
Count Esterhazy takes Austria's ultimatum to St. Petersburg.
Destruction of all Russian naval and military installations at Sevastopol begins.