H&M have a good basics range, so maybe there, they also have a sale on at the moment. Primark definatley does, but they don't have a website.
That one is just a long sleeved t-shirt, they sell them on every clothes site; but one with a grandad collar always looks better under a short sleeved shirt. ecx.images-amazon.com/images/I/21… Your style of top is is top right of the page, or the grandad style (it's just the name for the collar) is right at the bottom right (light blue) It's M&s by the way.
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.