Meat is more efficient. Humans are not cows.
Take fresh fruit and fresh vegetables, a lot of greens, salads without mayo! Home made soups cause you won't add in the fatty stuff...
You'll want lots of eggs, low fat dairy products, tofu and other soy based products, legumes, beans and of course fresh fruit and vegetables. Complex carbohydrates such as sweet potato can also be beneficial.
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.