Israel has kept quiet about the drone attack on Iran on Friday morning while Tehran has sought to downplay its significance, in an apparent de-escalatory move following weeks of heightened tensions. While Western media has questioned whether the exchange could trigger a regional war, the muted response from the two regional foes suggests a desire to defuse. Early on Friday, Iranian state media reported that loud explosions were heard above the northern Isfahan province as its air defence system intercepted three drones sighted in the sky, not far from a major military and nuclear base. In conj…