A covert operation by any government, a black operation or black op, so to say always manages to feed our fancy. The danger, the stakes and the countries involved makes any such operation, successful or not, an enigma. It pikes your interests about the logistics and their ensuing effects. The world has been witness to ripple effects of many such operations once brought to the public eye. So let’s have a look at some of those clandestine surprise attacks led by powerful nations and agencies around the world.