lol, some rather ambitious answers I must say. So far you have got about 15 of the answers, so the is still a good few to get.

Marshall Islands was a good shout!!

We need killers offerings to be public so we can see if its worth posting the ones we've got. All I can add is Macedonia and Monserat. Isle of Man count?
Good shout on those two, but Isle of Man I cannot give ya

Still some Africa nations missing....