Even before Iran had announced the selection of its new Supreme Leader, President Trump and Israel had said they were intending to assassinate whoever it was - unless Trump was involved in the selection. It's a breathtaking statement of imperial ambition - and one that has not been revised after the revealing of Mojtaba Khamenei as that leader. It's also a major breach of the last 400 years of statecraft. This is not a new norm the world wants to set, and yet who is really standing up to defend the old order? Let's discuss.