By Nagesh Bhushan Iran’s current military doctrine, often referred to as “Decentralised Mosaic Defence” (or simply “Mosaic Defence”), represents a strategic shift designed to ensure the regime’s survival and operational continuity in the face of a potential war with the United States or Israel. Articulated publicly by Foreign Minister Abbas Araghchi in early 2024 and refined through 2025–2026, the strategy is a direct response to two decades of observing U.S. military campaigns, which Iran believes rely heavily on “decapitation strikes” against leadership and centralized infrastructure. Core Philosophy: Resilience Through Fragmentation The central premise of the Mosaic Defence is that a centralized command structure is a vulnerability. If the enemy destroys the capital, kills senior commanders, or severs communication hubs, the entire war effort collapses. Instead, Iran has moved toward a fully distributed command hierarchy . Autonomous Nodes: Milit...