which incident was the immediate cause of 1905 revolution in russia
1905 Russian Revolution Controversial Orthodox priest Georgy Gapon, who headed a police-sponsored workers' association, led a huge workers' procession to the Winter Palace to deliver a petition[35] to the Tsar on Sunday, 22 January [O.S. 9 January] 1905. The troops guarding the Palace were ordered to tell the demonstrators not to pass a certain point, according to Sergei Witte, and at some point, troops opened fire on the demonstrators, causing between 200 (according to Witte) and 1000 deaths. The event became known as Bloody Sunday, and is considered by many scholars as the start of the active phase of the revolution.