Yes, a parallelogram is defined by having 2 sets of paralleled sides. Since a rectangle is defined as a geometric shape with 4, 90 degree angles (yes a square is technically a rectangle), then parallel sides exist.
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.