The USSR is formed in Russia as a result of the 1917 Revolution & the subsequent civil war. Russia ended WW1 with the treaty of Brest-Litovsk. Lenin was the first leader, followed by Stalin in 1924.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.