However you have to do research to make sure your pages will do well in rankings so that people end up buying through your page.
As far as better alternatives..Amazon is probably the biggest online shopping network in the US (dunno about the rest of the world). It features a ton of products, provides a decent commission %, and is easy to join. The only way to get something "better" would be to join real affiliate network programs like linkshare and pepperjam because the commissions are higher.
However it is a lot more difficult to feature the products you wish to feature.
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.