With nationalization signed and Mosaddegh in office, Britain cuts off Iran’s oil exports and moves warships into the Gulf. Secret documents expose decades of political interference, American mediation fails, and Iran finds itself in a standoff it cannot easily win.

Listen to part one of Nationalization here.

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With nationalization passed, Britain’s response came not at the negotiating table but on the water. Warships moved toward Abadan as London made clear it had no intention of accepting the law as final. Internally, the British pushed the Shah to appoint Sayyed Zia (a familiar face from the 1921 coup) as prime minister, hoping to steer Iran back toward compromise.

In the confirmation hearing, right-wing deputy, Jamal Emami, rose to mock Mosaddegh: “If Mosaddegh thought everyone else was failing, why not run the government himself?” The chamber fell silent. Then, Mosaddegh accepted. Seventy-nine deputies voted for him and afterwards the Majlis unanimously passed his follow-up nationalization legislation, establishing the National Iranian Oil Company and setting terms for auditing Anglo-Iranian’s books.

On May 1st, 1951, the Shah signed it into law.

Britain responded with an embargo. Anglo-Iranian’s general manager ordered tankers to leave Abadan empty rather than submit to Iranian oversight. The refinery ground to a halt.

America offered a mediator instead, Averell Harriman, carrying a letter from Truman himself. He spent ten days shuttling proposals between Tehran and the British. Every formula preserved some foreign role in managing Iranian oil. Mosaddegh rejected them all, warmly and completely.

When Iranian delegations moved into Anglo-Iranian’s offices, they found files being burned in a fireplace … but not quickly enough. What remained revealed decades of quiet interference: deputies bought, ministers managed, newspapers paid to undermine the National Front, a Radio Department official recruited as an asset. Mosaddegh released everything.

In Washington, Truman’s National Security Council heard the warnings plainly. The refinery was shutting down. British warships were already positioned off Abadan. Intelligence suggested an invasion was being considered. The Western alliance and Iran’s future hung in the balance.

The world was now deciding whether to let Iran’s nationalization stand … or crush it.

The post Book Three – Ep.6: Nationalization – Part Two appeared first on The Lion and The Sun Podcast.

With nationalization signed and Mosaddegh in office, Britain cuts off Iran’s oil exports and moves warships into the Gulf. Secret documents expose decades of political interference, American mediation fails, and Iran finds itself in a standoff it cannot easily win.

Listen to part one of Nationalization here.

Episode sources

Follow us on Instagram, TikTok or X (Twitter).

Support this show on Patreon.

With nationalization passed, Britain’s response came not at the negotiating table but on the water. Warships moved toward Abadan as London made clear it had no intention of accepting the law as final. Internally, the British pushed the Shah to appoint Sayyed Zia (a familiar face from the 1921 coup) as prime minister, hoping to steer Iran back toward compromise.

In the confirmation hearing, right-wing deputy, Jamal Emami, rose to mock Mosaddegh: “If Mosaddegh thought everyone else was failing, why not run the government himself?” The chamber fell silent. Then, Mosaddegh accepted. Seventy-nine deputies voted for him and afterwards the Majlis unanimously passed his follow-up nationalization legislation, establishing the National Iranian Oil Company and setting terms for auditing Anglo-Iranian’s books.

On May 1st, 1951, the Shah signed it into law.

Britain responded with an embargo. Anglo-Iranian’s general manager ordered tankers to leave Abadan empty rather than submit to Iranian oversight. The refinery ground to a halt.

America offered a mediator instead, Averell Harriman, carrying a letter from Truman himself. He spent ten days shuttling proposals between Tehran and the British. Every formula preserved some foreign role in managing Iranian oil. Mosaddegh rejected them all, warmly and completely.

When Iranian delegations moved into Anglo-Iranian’s offices, they found files being burned in a fireplace … but not quickly enough. What remained revealed decades of quiet interference: deputies bought, ministers managed, newspapers paid to undermine the National Front, a Radio Department official recruited as an asset. Mosaddegh released everything.

In Washington, Truman’s National Security Council heard the warnings plainly. The refinery was shutting down. British warships were already positioned off Abadan. Intelligence suggested an invasion was being considered. The Western alliance and Iran’s future hung in the balance.

The world was now deciding whether to let Iran’s nationalization stand … or crush it.

The post Book Three – Ep.6: Nationalization (2) appeared first on The Lion and The Sun Podcast.

With nationalization signed and Mosaddegh in office, Britain cuts off Iran’s oil exports and moves warships into the Gulf. Secret documents expose decades of political interference, American mediation fails, and Iran finds itself in a standoff it cannot easily win.

Listen to part one of Nationalization here.

Episode sources

Follow us on Instagram, TikTok or X (Twitter).

Support this show on Patreon.

With nationalization passed, Britain’s response came not at the negotiating table but on the water. Warships moved toward Abadan as London made clear it had no intention of accepting the law as final. Internally, the British pushed the Shah to appoint Sayyed Zia (a familiar face from the 1921 coup) as prime minister, hoping to steer Iran back toward compromise.

In the confirmation hearing, right-wing deputy, Jamal Emami, rose to mock Mosaddegh: “If Mosaddegh thought everyone else was failing, why not run the government himself?” The chamber fell silent. Then, Mosaddegh accepted. Seventy-nine deputies voted for him and afterwards the Majlis unanimously passed his follow-up nationalization legislation, establishing the National Iranian Oil Company and setting terms for auditing Anglo-Iranian’s books.

On May 1st, 1951, the Shah signed it into law.

Britain responded with an embargo. Anglo-Iranian’s general manager ordered tankers to leave Abadan empty rather than submit to Iranian oversight. The refinery ground to a halt.

America offered a mediator instead, Averell Harriman, carrying a letter from Truman himself. He spent ten days shuttling proposals between Tehran and the British. Every formula preserved some foreign role in managing Iranian oil. Mosaddegh rejected them all, warmly and completely.

When Iranian delegations moved into Anglo-Iranian’s offices, they found files being burned in a fireplace … but not quickly enough. What remained revealed decades of quiet interference: deputies bought, ministers managed, newspapers paid to undermine the National Front, a Radio Department official recruited as an asset. Mosaddegh released everything.

In Washington, Truman’s National Security Council heard the warnings plainly. The refinery was shutting down. British warships were already positioned off Abadan. Intelligence suggested an invasion was being considered. The Western alliance and Iran’s future hung in the balance.

The world was now deciding whether to let Iran’s nationalization stand … or crush it.

The post Book Three – Ep.6: Nationalization (2) appeared first on The Lion and The Sun Podcast.

Failed negotiations, assassination, and a vote that changed Iran’s history. As pressure builds and compromise collapses, Mohammad Mosaddegh leads a united nation towards oil nationalization.

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Earlier Chapters of The Oil Dispute:

In the early 1950s, Iran entered a period of rapid political upheaval. After disputed elections, a group of nationalists led by Mohammad Mosaddegh entered parliament, determined to challenge a revised oil agreement with the Anglo-Iranian Oil Company. Though framed as a financial improvement, the agreement left the core structure of foreign control intact. For Mosaddegh and his allies, the issue was not revenue, but sovereignty.

A parliamentary committee formed in 1950 turned the agreement into a national confrontation. While Prime Minister Ali Razmara sought compromise with Britain, proposing transparency and limited reforms, London refused to concede. The deadlock shifted momentum toward rejection, uniting unlikely factions across Iran’s political and religious spectrum.

Among them was Abolqasem Kashani, a cleric with deep anti-British convictions. His alignment with Mosaddegh signalled a broader transformation: oil was no longer just policy, but a national and moral cause.

Public opinion hardened further after news from Saudi Arabia, where a 50–50 oil profit-sharing agreement set a new benchmark. Iranian demands escalated beyond reform toward full control.

By early 1951, mass demonstrations filled the streets, calling for nationalization. Razmara warned of economic and political consequences, but his position collapsed as public anger intensified. On March 7, he was assassinated by a member of a militant religious group, removing the last advocate for compromise and deepening uncertainty around the balance of power.

With Razmara gone, momentum became irreversible. Under Mosaddegh’s leadership, the parliamentary oil committee voted unanimously to recommend nationalization. Days later, both the Majlis and Senate approved it without opposition. Iran’s oil industry was formally nationalized.

Across the country, celebrations followed. Diverse groups, clerics, nationalists, elites, and ordinary citizens, briefly united around a shared vision of independence. For a moment, Iran asserted control over its resources and its future.

But the decision also set the stage for confrontation. What began as a domestic dispute over oil had now become an international crisis.

The post Book Three – Ep.5: Nationalization (1) appeared first on The Lion and The Sun Podcast.

Iran’s oil had enriched Britain and left its workers in shanty towns.
When a deadly strike erupts and the Anglo-Iranian Oil Company refuses to yield, a veteran constitutionalist steps forward to fight for control of the nation’s oil.

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Earlier Chapters of The Oil Dispute:

Abadan was not just a refinery. It was a world divided.

British managers lived behind garden walls and tennis courts. Iranian workers lived in Paper Cities, built from flattened oil drums, without water, without electricity, without shade.

In July 1946, they went on strike.

Fifty thousand workers walked off the job before dawn, and the refinery fell silent. For a day, it looked like organized defiance: crowds gathering, speeches about wages, dignity, legal rights. Then the atmosphere shifted. Street fighting broke out. The army moved in and declared martial law.

The strike was crushed. The structure remained untouched.

In the years that followed, the Anglo-Iranian Oil Company offered minor adjustments and symbolic gestures. Sir William Fraser, its chairman, saw the workers of Abadan as labour units, nothing more.

When formal talks produced a Supplemental Agreement in 1949, he declared the offer final, boarded his plane, and left.

Inside the Majlis, deputies were furious. The agreement left British control intact. But the Shah pushed for the passage of the supplemental agreement. 

Stuck between their constitutions and the crown, Majlis stalled, filibustered, and let the parliamentary term expire without a vote.

But one figure was done with the delay.

Mohammad Mosaddegh had spent decades warning that foreign influence and royal overreach were two sides of the same problem. When the 1949 elections for the new Majlis were manipulated, he led a sit-in at the palace gates and forced a re-run in Tehran. He won. He organized. And the coalition he built (the National Front) transformed a dispute over royalty rates into something far harder to contain.

The oil question was no longer technical. It had become a question of sovereignty.

The post Book Three – Ep.4: Paper City appeared first on The Lion and The Sun Podcast.

As Cold War tensions rise, Iran and the United States become unlikely allies. After surviving an assassination attempt, Mohammad Reza Shah moves to consolidate power and reshape Iran’s political order.

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In February 1949, there was an assassination attempt on Mohammad Reza Shah Pahlavi at the University of Tehran. A gunman posing as a photographer fired several shots at close range. The gunman wounded the Shah in the face and shoulder, but he survived. Guards immediately subdued the attacker.

Within hours, martial law was declared. A sweeping crackdown followed. The Tudeh Party was banned, hundreds were arrested, and the press restrictions tightened.

The state framed the attack as part of a broader extremist threat and as a result, public sympathy towards the monarchy surged.

The Shah moved quickly to convert sympathy into authority.

He amended the constitution, activated the long-dormant Senate, secured the power to dissolve parliament, and shifted the appointment of prime ministers toward the palace. Each change was legal and together, they strengthened the crown.

As all of this was happening, Iran was also expanding its relationship with the United States.

Since World War II, ties had grown through financial advisers, military missions, and wartime cooperation. In December 1949, the Shah travelled to Washington, where Harry S. Truman received him with full ceremony.

American officials emphasized economic development as the best defence against communism. The Shah focused on military aid and a stronger army.

In the end, they settled for a middle ground.

At home, one veteran statesman saw the direction clearly. From exile, Ahmad Qavam warned that concentrated power would also concentrate blame.

The post Book Three – Ep.3: New Friends appeared first on The Lion and The Sun Podcast.

As World War II ends, Iran becomes the first battleground of the Cold War. After Stalin reaches for northern oil, a calculated gamble in Tehran determines whether the country will split or survive.

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As World War II ended, the world shifted. Britain weakened. The United States and the Soviet Union rose. And oil, now the lifeblood of modern power, moved to the center of global politics.

In Iran, the Soviets wanted their share.

With troops still stationed in the north, Moscow backed a new movement in Azerbaijan. Led by Jafar Pishevari, the Azerbaijan Democratic Party declared regional autonomy and began governing the province with Soviet support. In Tehran, the Tudeh Party echoed its demands, and pressure mounted inside parliament to negotiate.

Iran resisted. The Majlis refused to grant oil concessions. The government appealed to the newly formed United Nations. The crisis deepened as Soviet forces refused to withdraw.

Then, Ahmad Qavam returned to power at a critical moment.

A veteran of earlier political battles, he chose negotiation over confrontation. He travelled to Moscow, promised to submit a joint oil company to parliament, and bought time, waiting for the deadline set by the Tripartite Treaty.

As relations between Washington and Moscow hardened, Iran became one of the first tests of the emerging Cold War. Under growing international pressure, Stalin agreed to withdraw Soviet troops in March 1946.

Once they were gone, parliament overwhelmingly rejected the oil deal. Iranian forces marched into Azerbaijan, dismantled the autonomous government, arrested the Azerbaijan Democratic Party members, and restored central control.

Pishevari fled north. The movement collapsed.

Qavam had outmaneuvered Stalin. But it was the young Mohammad Reza Shah who stood at the center of the victory, presenting himself as the guardian of Iran’s unity.

The Soviet threat had receded. The struggle over Iran’s oil had not.

The post Book Three – Ep.2: ADP appeared first on The Lion and The Sun Podcast.

After Reza Shah’s abdication, the young Mohammad Reza Pahlavi takes the throne. As Iran struggles with the aftermath of the Anglo-Soviet invasion, Allied leaders gather in Tehran to plan the next phase of the war.

Book Two Recap
Book One Recap

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In 1941, following the Allied invasion of Iran, Reza Shah was forced to abdicate and leave the country. His departure secured British and Soviet access to Iran as a wartime supply route while preserving the monarchy. Prime Minister Mohammad Ali Foroughi moved quickly to protect the succession, discreetly bringing the 21-year-old crown prince to parliament and overseeing his oath. Mohammad Reza was declared shah within hours of his father’s exile.

The new monarch inherited a country in crisis. Foreign troops occupied key regions, trade routes were disrupted, and famine and unrest spread across the population. Regional tensions threatened unity, and few trusted the inexperienced king to hold the state together. Lacking authority, he relied heavily on senior politicians to manage the transition.

Foroughi led those efforts. He aligned Iran with the Allies, persuaded parliament to abandon neutrality, and negotiated the Tripartite Treaty, which recognized Iran’s territorial integrity while granting the occupying powers access to the country’s roads, railways, and resources. After stabilizing the situation, he resigned due to failing health and died soon after, leaving the young shah without his most experienced advisor.

In 1943, Tehran hosted a summit between Stalin, Roosevelt, and Churchill. Although the conference affirmed Iran’s independence, the country played little role in the negotiations and remained subject to foreign influence. At the same time, the fall of Reza Shah’s authoritarian rule reopened political life. Newspapers returned, parties formed, and labour movements organized. To maintain legitimacy, Mohammad Reza adopted a more constitutional approach and shared power with parliament.

By the mid-1940s, Iran faced an uncertain future. A young king, renewed political activity, and competing foreign powers shaped a fragile balance between sovereignty and dependence. Yet the continued presence of external powers and the country’s history of disrupted progress left the future uncertain.

The post Book Three – Ep.1: Tehran Conference appeared first on The Lion and The Sun Podcast.

In 1944, Reza Shah died alone.

Banished from his homeland and despised by his people.

But even his most bitter critics couldn’t deny one thing:

He was the architect of a new Iran.
The creator of a modern empire.

Season three of The Lion and the Sun Podcast will start airing next week. While you can enjoy this season on its own, having some background never hurts.

If you have the time and want the full picture, start with book one and follow the story through to book three; but if you’re short on time, the season two recap will get you up to speed. (and the season one recap doesn’t hurt either!)

The Lion and the Sun is a podcast about the modern history of Iran. It’s a story of how Iran ended up where it is now and how religion, monarchy, democracy, and nationalism shaped the lives of its people across the 20th century.

Book One: Qajar
How the constitutional revolution created Iran’s very first parliament (Majlis). This season follows the story of the fading Qajar monarchy, as unrest, foreign meddling, and political betrayal set the stage for Reza Khan’s rise to power.

Book Two: Reza Shah
The rise and fall of Reza Shah, the architect of modern Iran. Season Two chronicles the meteoric rise of Reza Khan from a simple soldier to the founding Shah of the Pahlavi dynasty, his radical transformation of Iran into a modern state, and his ultimate downfall.

Follow us on Instagram, TikTok or X (Twitter).
For early access to episodes, become a supporter on Patreon.

The post Book Two Recap appeared first on The Lion and The Sun Podcast.

Kermit Roosevelt was on a mission that night.

To overthrow Iran’s prime minister and take back control of its oil.

Listen to new chapters from January 28th 2026.

In book three of The Lion and the Sun, we look at how Iran’s bid to nationalize its oil pulled the CIA into Iranian politics and set the stage for a covert operation that removed its democratically elected leader.

A coup that became a model for American interventions for decades and reshaped Iran’s relationship with the United States forever.

This season, we’re talking about Iran’s oil, the life of Mohammad Mosaddegh and his ultimate clash with the US and Britain

Catch up with Iran’s story from the beginning:

Book One: Qajar
Iran’s constitutional revolution and the birth of its first parliament. This season traces the final years of the Qajar monarchy, as unrest, foreign interference, and political betrayal pave the way for Reza Khan’s rise.

Book Two: Reza Shah
The making of modern Iran … and the cost of building it. Follow Reza Khan’s ascent from soldier to shah, his sweeping reforms, and the downfall that ended his rule

You can listen to us on all podcast platforms and read the transcripts on our site.

The post Book Three Trailer appeared first on The Lion and The Sun Podcast.