On that there should be no confusion. The prophets, social reformers and moralists have preached through the ages. Just look at the actual situation in the world around. The fact of the matter is that preaching has never succeeded except for a very small minority. Military interventions will not end simply by lectures or by fine articles in the press.
International pressures do the trick in a very partial or limited way.
It orders an election under well-drafted Legal Framework Orders and the assembly is in form democratic and it elects the dictator as the President and lo and behold democracy has arrived. Consciences of leading western countries would thus be salved. What the content of that democracy is, is no concern of foreigners. They are prepared to accept at face value, if a set up looks like an elected system. The people who drafted the 1973 Constitution wrote a very tough, indeed the toughest imaginable, article in the Constitution.