There are several companies that don't use nickel in their bars or other tongue piercing products. You have to check the company online and reaserch which materials they make their products from. They usually cost a touch more, but are worth it in the end, even if you didn't have an allergic reaction.
Tongue jewelry is made out of: silicone, gold, acrylics, titanium, sterling silver, wood and many more!
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.