Try asking the north Koreans to overthrown their govt. They can’t.
Although to their credit they did manage to throw the bum out once.
But world pressure was such that they were forced to let him back in.
Some people here on FR were clutching their pearls in horror that instead of just waiting for the next election and voting him out they had a coup.
When it was pointed out to them that Chavez was rewriting the rules so he would be a dictator they stuck their heads in the sand and declared that I had no way of knowing what he intended to do.
I really wish I had not been right.