The similarity in both invasions of Russia is.
They both Failed.
That should be the scientific revolution. That's when people started abandoning the ideas that the church presented and they started focusing on science. It was then discovered that Earth is not in the center but rather goes around the Sun, and Newton made his laws and science and education flourished during that period.
The battle of Stalingrad took place in Volgograd, Soviet Union
Answer is D
