It looks like that to do it, first, you need to have some atomic bombs. But talking seriously, the OP didn't say that other countries never do it. Just that th

It looks like that to do it, first, you need to have some atomic bombs. But talking seriously, the OP didn't say that other countries never do it. Just that the powers have innumerable examples of coups to knock out governments that do this. A lot of them were democratic and popular governments.