This seems like a choose whatever question honestly, i would not go with one hundred tho.
The Three Main Effects of European Imperialism. Due to European Imperialism and many countries arguing over the land they each wanted, tensions were formed between them. Following this, many countries sought alliances between each other to feel secure. This played a big role in the outbreak of the war for many reasons.
I am not entirely sure about this one. But I believe that the "Emancipation Manifesto" signed by Czar Alexander II gave serfs land, or at least gave them the freedom to do what they wanted, like buying that said land.
No freedom of religion, or elections was yet to be had in Russia.
