Now days the springs revolution to change goverments in arab countries are more than before,and this philosophy is now happening in many countries, In political philosophy, the right of revolution (or right of rebellion) is the right or duty of the people of a nation to overthrow a government that acts against their common interests and/or threatens the safety of the people without cause. Stated throughout history in one form or another, the belief in this right has been used to justify various revolutions, including the French Revolution, the Russian Revolution, and the Iranian
So can this happens now in many countries?,