On January, 1905, workers marched into WInter Palace in St. Petersburg petitioning Nicholas for a popularlyelected assembly and other political confessions. Government troops killed 130 people with fire rifles. This caused anger throughout the whole empire accumulatingin labor arrest, peasant insurrections, and mutinies in both navy and army.
Short-term Causes
Czar Nicholas II ruled from 1894-1917. In the Spring of 1917, disintegrating armies, mutinies, and food shortages provoked strikes in St. Petersburg. He came to reign due to the inability of police forces to suppress the recent uprisings. Nicholas came to throne due to the inability of police forces to suppress the recent uprisings.
Long-term causes
Lenin was a revolutionary Marxist who had been living in exile in Switzerland. He lead the Bolsheviks (a small minority among revolutionary working class parties) and eventually gained control of the Petrograd soviet. On Oct. 12, 1917, Bolshevik Red Guards began control on key points in the Russian capital. They eventually controlled the entire city.
October 1917 Revolution
One of the major short term causes of the Russian Revolution was Russia suffered major losses during WW1. Some other causes was the new Provisional Government was dominated mainly by army officials, war turned the soldiers against the Tsar, and Tsar was announced from the Throne.
One of the major long term causes was how backwards Russia was economically. Some other long term causes was the lack of a unifying culture, the rise of new threats to the middle class, and Marxism.
On October 25th, 1917,the Petrograd Soviet voted the resolution that would lead to the final uprising and the assault to theWinter Palacein Petrograd.