There wasnt enough room in the title to really finish the question I was trying to ask here. My question is: Lets say Nato asked YOU to decide upon a cartridge that would be used by ALL NATO countries in their assault rifles and LMG's/SMG's, and money or cost of ammo was no object, which...

HI Guys! Im new on here and Im starting a project. I had a mini 14 in my teens and loved it, except that it shot like crap. It did ALWAYs function. I have built and handful of bolt guns and a dozen or so ARs in differing configs and calibers, and a couple of 1911s. Now I want a mini...