Rinse it out and scrub then rinse again and let it dry.
Spray it down HEAVILY on both sides with white vinegar ; rub it in and then rinse with very hot water. Repeat if needed. The vinegar will dissolve the soap and the rinsing with hot water will wash it all off.
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.