In the long contest between great powers over the Middle East's future, President Trump publicly named Iran as the likely architect of an attack on Saudi Arabia's vital pipeline infrastructure — an accusation that, whether or not it is proven, reshapes the diplomatic landscape before any evidence has been formally presented. The incident touches something older than politics: the fragility of the systems that move energy across the world, and the ease with which a single act of sabotage can ripple into markets, alliances, and the calculations of nations. Saudi Arabia, the world's foremost oil