Here are the best answers for each of the questions based on historical context:
Question 1: Answer: Lenin was able to strengthen the Bolsheviks’ position and overthrow the provisional government by late 1917.
Question 2: Answer: Although many groups opposed the Bolsheviks, the White Army was not very unified and this made it harder to have success in the war.
Question 3: Answer: It was the year that the Russians got out of World War I with the Treaty of Brest-Litovsk, so they could focus their attention elsewhere.
Question 4: Answer: The damage of the war caused an internal revolution.
Question 5: Answer: The Russian Communist Party and the head of the government ran the state from that location.
These answers reflect the widely accepted historical views regarding Lenin, the Russian Civil War, the Bolshevik Revolution, and the subsequent establishment of the Soviet Union.