DAR ES SALAAM, April 28 -- THE collapse of negotiations between the United States and Iran, followed by the effective closure of the Strait of Hormuz, represents one of the most severe geopolitical-economic shocks in the contemporary global system.

The Strait of Hormuz is not just a regional maritime passage, it is the worlds single most critical energy chokepoint, handling roughly 20 per cent of global oil and a significant share of Liquefied Natural Gas (LNG) flows.

The failure of diplomacy and the escalation into maritime restrictions signal a shift from contained geopolitical rivalry to systemic economic disruption. The implications extend far beyond the Middle East, affecting global energy markets, inflation dynamics, trade systems...