The G7 Summit of 2025 may come to represent the last gasp of the old rules-based world order, condemned to impotence and irrelevance as President Trump pondered whether to enter the war with Iran, and showed the shift symbolically be leaving the summit half way through. But there's a lot at stake in just how Trump's new 'might-makes-right' world order gets shaped - and an early taste of the glory of military victory might be extremely bad for what comes next. Let's discuss.