Peroxide pour over the blood stain the heme in blood will release .. it will bubble up also can try old school brand laundry bar soap fells naptha its about 97 bar sold in laundry isle wet the bar rub onto the blood let sit awhile rinse check possible repeat.
Try to use a regular bath soap on the part with blood stains before using detergent, it will lighten the stain. Then rinse it with water. After that you can wash your bed sheet with a detergent.
Bath soap does wonders on blood stains.
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.