I think aluminium cans are your best bet as they normally have more recyclable value than steel (which is what most of your food tins will be made of.) You can find a list of places which will give you cash for your cans via the search facility on URL1 Many collection points will probably only accept the cans in large quantities from you though so best to check with each centre before you start your collection. 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.