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After the Emancipation, the society of Russian experienced big change. the wealth transferred from the nobles to the middle class due to the mortgage.3 Which was not good for the noble, also increasing the contradiction between the noble and other classes. At the same time, after the steam technology revolution, the European entered into the industrialization times. The industry influenced the other countries gradually. Russia also influenced. Due to rapid growth of industry happened in Russian. The factories increased rapidly, result in the Russia economic flourish, because Russia was full of mineral resource, There were more job opportunity in the cities. Some peasants looked forwards to the better life in the city, They gave up farmlands instead working in the industries. In cities, the peasants got different material life. The life change would also change their value conception system. They got in touch with the original concept the socialism. Some of them thought about aspiring the better life. The government at that time couldn't satisfy their requirement. The workers still lived in the bad situation, they worked far more exceed time but got less money. The bad living environment made them easy to get sick and die. All of those evoked their determination to compete with the government, and became the hidden trouble of revolution. .
The First World War exploded in 1914. If we treated the other facts which caused the revolution like bombs, the First World War must be the blasting fuse. This war aggravated the trouble in Russia. Firstly, the army quality were much lower than other countries.4 Most of the Russian armies were peasants, they had low education, low skill, even they had more armies than Germany, but low quality armies were not that helpful in the war, so Russia failed in the Battle of Tannenburg. The incorrect commanded by the Tsar made Russia loss tens of thousands of armies, so they had to get new armies from the worker and peasants those low classes, Which made the situation much worse.