Regime change in Iran: The decisive moment will not come from the “streets”

One of the recurring conclusions in Israeli security analysis is that the Iranian regime is not merely a political system. It is a deeply embedded institutional architecture. Understanding this distinction is crucial. Because once a regime is built not only on ideology but on a dense web of security institutions, patronage networks, and parallel power structures, the familiar image of a popular uprising toppling the state becomes far less plausible.

Iranian Diaspora Protests for Regime Change in Iran

In Iran, the system’s durability does not primarily rest on widespread public support. Israeli think tanks such as the Institute for National Security Studies have repeatedly noted that the regime’s resilience is anchored in loyalty-based security structures. Chief among them are the Islamic Revolutionary Guard Corps (IRGC) and the Basij militia. These organizations do far more than suppress protests. They function as a pervasive monitoring and enforcement apparatus embedded throughout Iranian society.

The Basij operates in universities, workplaces, and local communities, enforcing ideological conformity and identifying dissent. The Revolutionary Guard, meanwhile, serves not only as a military force but also as an economic and political actor with extensive influence across key sectors of the state. Together they form a system in which loyalty is rewarded, and dissent is punished, not sporadically but systematically.

In other words, the regime’s survival mechanism does not depend on passive obedience from the population. It relies on a structured ecosystem of incentives and coercion. Jobs, privileges, economic access, and social status are tied to loyalty to the system, particularly within the armed and semi-military apparatus. This creates a powerful network of institutional self-interest aligned with the regime’s survival.

From this perspective, Israeli strategic assessments tend to arrive at a sober conclusion. External military pressure, even when significant, can degrade capabilities and impose costs. But it does not automatically produce political collapse. That would require something else entirely: fractures within the security establishment itself.

As long as the Revolutionary Guard remains cohesive, the regime retains its most critical pillar. Without a break in that structure, even major external shocks may weaken the system without toppling it.

Recent developments have nonetheless raised questions about internal cohesion. Some post-conflict assessments point to signs of institutional fatigue and emerging tensions within parts of the Revolutionary Guard. At the same time, the role of Iran’s regular military, the Artesh, appears to be gradually expanding in certain strategic domains. While these shifts do not yet signal a rupture, they illustrate that the balance inside the security apparatus is not entirely static.

History offers a relevant precedent. The fall of the Shah in 1979 was not determined solely by mass protests. It occurred when key elements of the armed forces ceased to defend the regime. Once the security structure fractured, the political order collapsed with surprising speed.

The same structural logic applies today. Recent protest waves inside Iran have repeatedly demonstrated the courage and persistence of civil society. Yet they have also revealed the limits of street mobilization when confronted by a cohesive security apparatus willing to use force.

For that reason, Israeli analysts tend to frame the question of regime change in Iran differently from the way it often appears in public debate. The decisive arena is not the street but the chain of command.

As long as the armed institutions remain economically, ideologically, and organizationally bound to the regime, popular mobilization alone cannot shift the balance of power. Real change becomes possible only when the loyalty of the security elite begins to fracture.

When that moment arrives, the transformation of the system could unfold quickly. Until then, the Iranian regime’s stability will depend less on public consent than on the cohesion of the institutions that hold the guns.

Image credits: Photo by Kevin Martin Jose via Unsplash