Congenital heart disease is a heart defect, or problem that is present from birth. It is caused by the heart developing abnormally before birth. You can find more information here: nlm.nih.gov/medlineplus/ency/article/001....
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.