This is incorrect. What you’re describing is the Third World. The Second World was the eastern bloc and other Soviet allies. The First World was NATO allies. The implication is basically that the third world was not important enough to be a factor in the cold war.
Been trying to do more reading before bed. I think avoiding backlit screens helps me transition to sleep more easily. I really recommend an eInk based ereader to anyone who likes reading but hasn’t tried one.