What cause the Russian revolution?

It was industrialization occurring in Russia by the Tsar, which was opposed by socialist groups and the problems faced without reform, a less centralized government leading to the popularity of socialist groups, a ruthless Tsar who imposed censorship and the violence shown in the failed revolution of 1905, the waste of life in ww1 caused by lack of funding for the army.

The one that considered as a direct result of the presidential committee on civil rights’