At the narrow passage where a fifth of the world's energy once flowed without pause, only seven ships moved through the Strait of Hormuz on Thursday — a 94% collapse from the pre-war norm of 125 daily transits. The convergence of U.S. sanctions on Iranian oil and Houthi advances along the Red Sea coast has turned one of civilization's most vital arteries into something closer to a trickle. What unfolds here is not merely a logistics disruption but a reminder of how swiftly the architecture of global interdependence can be unmade by political fracture.