Starvation and desperation produced a workers' revolution in the winter of the 1917 in Petrograd.
150,000 workers demonstrated in Petrograd on 9 January 1917 which was the 12 year anniversary of Bloody Sunday.
100,000 workers from 58 factories went on strike on 14 February 1917 and the Duma demanded the Tsar to abdicate.
News was delivered on 19 February 1917 that rationing would begin in March which caused panic buying and violence.
20,000 workers from Putilov went on strike from 22 February 1917.
The International Women's Day march on 23 February 1917 was swelled by other events such as 200,000 people calling for bread and reform.
Demonstrations grew more menacing on 24-25 February 1917 because there were increasing calls to overthrow the Tsar.
Nicholas II ordered the use of troops on 26 February 1917 and ordered to close the Duma.
The Petrograd garrison joined protestors on 27 February 1917 and the Petrograd Soviet was created.
Nicholas II left his military headquarters to head to Petrograd on 28 February 1917 but his ministers were arrested under the newly established Provisional Committee.
The Petrograd Soviet issued Order No 1 on 28 February 1917 which proclaimed Soviet authority.
The Duma and Petrograd Soviet agreed to support the creation of the Provisional Government on 1 March 1917.
After encouragement from his ministers and generals, the Tsar abdicated in favour of his brother, Grand Duke Mikhail on 2 March 1917
The Provisional Government and Petrograd Soviet were left in charge after Mikhail refused the throne on 3 March 1917 and the Tsar and his family were placed under house arrest.
The Tsar and his family were murdered by the Bolsheviks in July 1918.
Russia was left with two sets of authorities after the Tsar's abdication as both the Provisional Government and Petrograd Soviet were in charge.
The Soviet temporarily agreed to the Provisional Government's authority because of the creation of a constituent assembly.
The arrangement of the constituent assembly was also known as the Dual Power Agreement.
Prince Lvov became Prime Minister of the Provisional Government which mainly compromised of Octobrists and Kadets.
Kerensky was the only socialist of the Provisional Government and he previously sat on the Petrograd Soviet.
The Petrograd Soviet was composed of radicals that acted as a "guardian" of rights.
The Provisional Government and the Soviet accepted civil liberties and created amnesties for political prisoners.
The Provisional Government and the Soviet abolished capital punishment and appointed independent judges to the judiciary.
The Provisional Government and Soviet often conflicted because of views on different issues such as the war.
The Provisional Government continued to fight in The Great War which led to mass demonstrations.
Countryside peasants seized land during the war and food supplies were chaotic in cities.
Real wages fell in cities and prices rose as a result.
There was little support left for the Provisional Government by the summer of the 1917.
John Gooding said the overthrow of Tsarism was "largely the work of unorganised masses in cities".