Iran Today

The Ring of Fire: Iran's Proxy Empire

by Iran Prism 11 min read

The Viceroy

Somewhere in the Beqaa Valley in 2015, Qasem Soleimani sat across from Hassan Nasrallah in a room that didn’t officially exist. The two men — a Persian general and a Lebanese cleric — were planning the defense of a Syrian dictator, using Afghan refugees as shock troops, financed by oil sold to Chinese refineries through shell companies in Hong Kong. The supply chain was absurd. The strategic logic was not.

Soleimani had risen from a water supplier during the Iran-Iraq War to a division commander by its end. By the 2010s, he was arguably the most powerful military figure in the Middle East — not because he commanded the largest army, but because he commanded the most efficient one.

He operated less as a general and more as a viceroy. Where conventional military leaders issue orders through chains of command, Soleimani maintained direct personal relationships with militia leaders across the region — Hassan Nasrallah in Beirut, Abu Mahdi al-Muhandis in Baghdad, commanders in Damascus and Sana’a. His authority rested not on rank alone but on an intuitive understanding of tribal, religious, and political dynamics that allowed him to weave disparate groups with conflicting local interests into something resembling a coherent strategic instrument.

The standard framing casts Iran’s proxy network as chaos exported by fanatics — the work of an irrational regime spreading instability for ideological reasons. The mechanism is selective framing: strip away the strategic logic and the network looks insane. Restore it, and the picture changes entirely.

The doctrine Soleimani implemented had a name: “Forward Defense.” Its logic was forged in the trauma of the Iran-Iraq War, when Iraqi Scuds hit Iranian cities and Western-supplied chemical weapons killed thousands of Iranian soldiers. The lesson the IRGC drew was brutally simple: never fight on Iranian soil again. Engage enemies outside Iran’s borders — in the grey zones of weak and failed states — and construct a “Ring of Fire” around primary adversaries. Hold Israel’s northern border hostage through Hezbollah. Threaten Gulf shipping through the Houthis. Maintain influence in Iraq through the PMF. Keep the land bridge to the Mediterranean open through Syria.

For two decades, it worked.

The Arsenal

The Quds Force — the IRGC’s external operations arm — was organized into specialized units, each responsible for a critical function in maintaining the network.

Unit 400 — Special Operations served as the tip of the spear for extraterritorial attacks: assassinations, kidnappings, sabotage directed at Western and Israeli targets. It operated globally, using non-Iranian assets — recruited agents, criminal networks, mercenaries — for plausible deniability. Plots attributed to Unit 400 have been disrupted across Europe, Africa, and the Americas.

Unit 190 — Logistics and Smuggling was perhaps the most critical component of the Axis’s sustainability. Led by commanders including Behnam Shahriyari, it maintained a multi-modal smuggling infrastructure spanning civil aviation, maritime routes, and overland trucking. Mahan Air flights transported weapons into Beirut and Damascus disguised as civilian cargo. Ghost ships carried munitions to Yemen. Overland convoys moved materiel through Iraq. The concealment methods were almost mundane in their ingenuity: advanced weaponry — missile guidance kits, drone components — hidden inside shipments of powdered milk, auto parts, and cement.

Unit 340 — Technical R&D and Knowledge Transfer became increasingly vital as the Axis evolved from a network of gunmen into an alliance of armies with precision-strike capabilities. Rather than simply shipping finished weapons, Unit 340 provided schematics, training, and specialized components that enabled proxies to manufacture their own. Its two most consequential achievements: establishing the Houthi drone program in Yemen and building Hezbollah’s precision-guided missile conversion factories in Lebanon — fundamentally altering the proliferation landscape by enabling local mass production of strategic weapons.

Unit 840 focused on hitting Israeli and Western targets outside the Middle East. Distinct from Unit 400 in method — Unit 840 frequently contracted criminal networks and foreign mercenaries rather than using IRGC operatives directly — it added an additional layer of deniability to Iranian operations on distant continents.

The Money

Here is how a missile component purchased for Hezbollah might be financed: a ghost tanker with a disabled transponder sells Iranian crude to a small independent “teapot” refinery in Shandong, China, outside the formal banking system. The revenue is held in a Chinese account. An exchange house in Tehran — Nasser Zarrin Ghalam and Partners Company, or Berelian Exchange, both designated by the US Treasury in June 2025 — issues a payment instruction. The Chinese account pays a shell company in Hong Kong — perhaps one called Magical Eagle Limited, or Golden Pen General Trading, or Gutown Trade Limited — which procures the missile component from a dual-use technology supplier, masquerading as an electronics dealer. The component reaches Iran. The money never touches an Iranian bank.

In October 2025, FinCEN identified approximately $9 billion in illicit Iranian financial activity that had moved through the US financial system via correspondent accounts in a single year.1

The architecture had three layers. First, the ghost fleet: tankers with disabled transponders, reflagged and renamed, selling oil to Chinese teapot refineries that transact outside formal banking to avoid secondary sanctions. Revenue held offshore — never repatriated. Second, exchange houses operating as clearinghouses: Tehran-based with branches in Dubai and Istanbul, routing payments from oil revenue accounts directly to proxy groups or weapons suppliers without the funds ever entering Iran’s banking system. Third, shell company networks: vast archipelagos of entities in Hong Kong and the UAE, masquerading as legitimate trading firms while procuring dual-use technology for Iran’s missile and drone programs.

The system’s genius was that it made the IRGC financially autonomous — independent of the official Iranian state budget. The Quds Force could fund proxy wars, procure weapons components, and sustain its network regardless of what happened to the civilian economy. When the rial collapsed, the Quds Force barely noticed. When sanctions tightened, the ghost fleet adapted. The financial infrastructure was designed for exactly this kind of pressure.

The Asymmetric Ledger

Iran’s annual proxy spending: $750 million to $4.6 billion

Saudi Arabia’s annual defense budget: $70+ billion

Iran projected power across Baghdad, Damascus, Beirut, and Sana’a — four Arab capitals — for the equivalent cost of one or two Arleigh Burke-class destroyers. The most cost-effective power projection in modern military history.

The “outsourcing of sacrifice” was central to this efficiency. By using local fighters — Afghan refugees coerced with deportation, Pakistani seminarians from Qom, Lebanese Shia, Iraqi militiamen — Iran avoided the domestic political cost of Iranian casualties. A coffin draped in the Iranian flag generates protest. An Afghan refugee’s death in Aleppo does not. The regime sold the Ring of Fire as sacred defense of Shia holy sites. By 2025, the sacred mission had degenerated into a logistics problem — warehousing stateless mercenaries at a former dissident prison camp.

The Collapse

The Ring of Fire burned out in stages.

Syria fell first. On December 6, 2024, a renewed opposition offensive led by Hayat Tahrir al-Sham, bolstered by Turkish support, triggered the sudden collapse of the Assad regime.2 The IRGC, overstretched and financially exhausted after years of propping up a hollowed-out state, could not stem the tide. The evacuation was humiliating — commanders and intelligence assets fled via Latakia and land routes into Iraq. The “Glass House” at Damascus International Airport, the Quds Force’s command center for Syrian operations, was abandoned. The Imam Ali Base near the Iraqi border was overrun. The land bridge connecting Tehran to the Mediterranean — the artery that had pumped weapons, fighters, and money into Lebanon for over a decade — was severed.

Thousands of fighters from the Afghan Liwa Fatemiyoun and Pakistani Liwa Zainabiyoun brigades fled across the border into Iraq.3 Effectively stateless mercenaries loyal only to the IRGC, they were “warehoused” by the PMF at camps in Diyala and Anbar provinces — including, with dark irony, Camp Ashraf, originally built to house the MEK dissidents the IRGC had spent decades trying to destroy. The Axis’s center of gravity shifted eastward, away from the Israeli border.

Hezbollah degraded next. The “crown jewel” of the Axis had once possessed over 150,000 rockets and missiles, including hundreds of precision-guided munitions capable of striking strategic targets deep inside Israel. It was Iran’s primary deterrent — the gun to Israel’s head that was supposed to prevent a strike on Iran’s nuclear facilities.

But Hezbollah fell victim to what analysts called the “Strategic Asset Paradox.” The very capabilities that made it powerful — heavy warhead PGMs, extensive production facilities, deep command bunkers — gave it a large physical footprint. Unlike the elusive light-infantry guerrilla force that fought Israel to a standstill in 2006, the Hezbollah of 2024 was a semi-conventional army. Its infrastructure was detectable by Israeli AI-driven surveillance and target-generation systems.

Operation Rising Lion in June 2025 systematically dismantled what remained. Israeli strikes destroyed PGM production facilities in the Beqaa Valley and command bunkers in Dahiyeh. Hassan Nasrallah had been assassinated in late 2024. His successor, Hashem Safi al-Din, was killed shortly after. The caretaker leader, Naim Qassem, lacked the religious authority and strategic acumen of his predecessors. Hezbollah retained approximately 40,000 fighters and tactical capabilities — anti-tank missiles, short-range rockets — but its strategic second-strike capability was gone. Its secure communications network was destroyed. Its counter-intelligence apparatus had been penetrated.

The “Unity of Fronts” doctrine failed its only real test. When Hamas launched its massive assault on October 7, 2023, it expected full Axis mobilization — a simultaneous, coordinated response from all fronts that would overwhelm Israeli defenses. Instead, Iran and Hezbollah offered only limited “support front” operations: attritional harassment, not strategic escalation. Iran’s calculus was self-preservation — avoiding a direct war with the United States. Hamas, feeling abandoned, began seeking patronage from Turkey and Arab states. The political cohesion of the Axis fractured along the fault line between those who wanted escalation and those who wanted survival.

What Remains

The Axis of Resistance has not disappeared. But it has shattered as a coordinated strategic instrument.

Iraq’s Popular Mobilization Forces represent the most sustainable node — and the most paradoxical. Formed in 2014 under a fatwa by Grand Ayatollah Ali al-Sistani to fight ISIS, the PMF was quickly co-opted by Iran. Groups like Kataib Hezbollah, Asaib Ahl al-Haq, and Harakat Hezbollah al-Nujaba maintained chains of command to Tehran while being formally integrated into the Iraqi state — armed, paid, and equipped at $3.6 billion per year from the Iraqi central government.4 This “state capture” model is self-sustaining: it doesn’t depend on Iranian funding. But integration into the state has also made the militias more sensitive to Iraqi public opinion and less responsive to Iranian orders. Many rank-and-file members joined for the salary, not the revolution.

With the Syrian corridor closed, the Quds Force pivoted to what analysts call the “Jordanian Vector” — using tribal networks in Iraq’s Anbar province to smuggle small arms and explosives across the Jordanian border to arm Palestinian factions in the West Bank. A desperate attempt to open a new front from the east.

The Houthis remain the most aggressive and autonomous node. Under the oversight of IRGC commander Abdolreza Shahlaei — an Iran-Iraq War veteran with a $15 million US bounty on his head — Yemen developed domestic production lines for ballistic missiles and drones.5 The Toufan medium-range ballistic missile (2,000 km range) and the Samad drone family can strike targets as far as southern Israel and threaten maritime traffic in the Red Sea. Despite the US-led Operation Rough Rider in 2024, Houthi missile forces proved remarkably resilient — mobile launch platforms and rugged terrain make them difficult to target. Unconstrained by the domestic political calculations that limit Hezbollah and the PMF, the Houthis are a wild card: dangerous but strategically peripheral to Iran’s core interests.

The Pivot

The convergence of these collapses points to a single conclusion: the “Forward Defense” doctrine has failed. The buffer zone is gone. Iran’s defensive perimeter has receded from the Mediterranean to the Zagros Mountains.

Faced with this new reality, the Islamic Republic is accelerating its pivot toward the ultimate deterrent. Statements from the Strategic Council on Foreign Relations in late 2025 signaled a doctrinal shift toward nuclear weaponization. The logic is brutal but internally coherent: if the Ring of Fire of proxies can no longer stop Israeli F-35s or American carriers, only a credible nuclear arsenal can guarantee regime survival.

Consider what this means in personal terms: the Iranian government spent billions building a military network that stretches from Beirut to Sana’a — while the average Iranian household would need to save for 177 years to buy a modest apartment. The question that echoes through the 2026 protests is not a geopolitical abstraction. It is a household budget calculation.

The Islamic Republic built the most effective non-state military network in modern history by exploiting the power vacuums of the post-2003 Middle East. It turned weakness into strength, leveraging asymmetry to check superior powers for two decades. But the events of 2024-2026 — the technological exposure of Hezbollah, the geopolitical collapse of Syria, the economic exhaustion of Iran itself — dismantled the strategic logic of the network.

What remains is a chaotic archipelago of armed groups, dangerous in their unpredictability and local firepower, but no longer a coherent instrument capable of projecting Iranian power across the region. The architecture of asymmetry has collapsed under its own weight. The era of the proxy is ending. The era of nuclear brinksmanship is beginning.

Footnotes

  1. US Financial Crimes Enforcement Network (FinCEN), Trend Analysis on Illicit Iranian Financial Activity, October 2025 ↩

  2. ISW, “Iran Update, December 5, 2025,” Institute for the Study of War, accessed February 2026 ↩

  3. Washington Institute for Near East Policy, “The Fatemiyoun/Zainabiyoun Influx: Iraq’s Intensified Hosting of Two U.S.-Designated Terrorist Groups,” Policy Analysis, accessed February 2026 ↩

  4. CSIS, “The Iranian Islamic Revolutionary Guard Corps (IRGC) from an Iraqi View — a Lost Role or a Bright Future?,” Analysis, accessed February 2026 ↩

  5. United Against Nuclear Iran, “History and Capabilities of Iran’s Combat Drone Program,” Analysis, accessed February 2026 ↩