With the heavy losses inflicted by Israel's attack adding to pre-existing pressures, the Islamic republic has never looked weaker. But talk of regime change seems premature.

The supreme leader finds himself isolated by the losses of his key security advisers, raising the risk of strategic miscalculations.

With the heavy losses inflicted by Israel's attack adding to pre-existing pressures, the Islamic republic has never looked weaker. But talk of regime change seems premature.

Iran has struggled to respond effectively after Israel killed many of its top military commanders

With the war with Israel escalating, the successor for Ayatollah Ali Khamenei is already being discussed in some political circles