There were many reasons. The country was in extreme poverty, there was starvation everywhere and people were dying in misery. They wanted to change the imperialistic rule and impose their own bolshevik rule. People also wanted to end their participation in the war which is one of the first things that happened after the revolution. The communists left the war before the war ended.
Radio
Telephone
Phonograph
Automobile
Television
im not sure
BUT
In 1227 the Mongol dominions stretched over the vast regions between the Caspian and China seas, bordering in the north on the sparsely populated forest belt of Siberia and in the south on the Pamirs, Tibet, and the central plains of China. This empire contained a multitude of different peoples, religions, and civilizations, and it is only natural to seek the motivating force behind this unparalleled expansion.
so its probably caspia
During the scientific revolution, science began to change the way people thought and even lived. ... This inevitably led to the age of the enlightenment because this philosophy made people think, question, and use reason. People challenged traditional roles and customs, and began moving towards modernism.
