only when the population elect the wrong persons
So, if I think the US people have elected a wrong leader in Barack Obama, do I have the right to invade the US?
Yes, of course.
Who cares about the government... Government could be replaced without any problem, Nuland says it's OK

It seems that satellite governments are not smart enough, because in this way they are digging their own grave. Their recognition of junta is quite funny precedent. This means that anybody is allowed to run a coup, seize the power and his self-proclaimed government will be legal.