In today’s newsletter: A region already strained by years of proxy conflict is now confronting its most volatile moment in decades, as the death of Iran’s supreme leader ​could drag us into a rapidly widening crisis, with no clear path to de‑escalationGood morning. Over the weekend the US and Israel launched a series of attacks on Iran that resulted in the assassination of Tehran’s supreme leader, Ayatollah Ali Khamenei – a move that dramatically raised the stakes in their long-running conflict....