Italy as the 6th nation is one of Imperious Leader’s main concepts, and was a driving factor in the creation of the Axis and Allies Enhanced Realism Rules (I think that is the name they ended up using anyway).
We are not to be confused with AARe… That is the varient where people don’t bother to open a book and ask “what was ww2”, but rather ask questions like “if we have an apple, an orange and a tomato…we need to add a raisin to the tomato or everything will be out of balance” The next guy would say “gee id take the raisin and tomato instead of the apple because apples are less powerful” So they add a grape to the apple and yet another person says “id rather buy a apple and a grape” then yet another person adds 2 raisins to the tomato and everything starts over again until you have a “balancing act” of thousands of apples, oranges , and tomatos.
AARHE was a team effort