UPSC International relation

US Withdrawal From Iran Nuclear Deal And Subsequent Developments

April 27, 2025
5 min read
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In 2019, international focus remained on the Iran Nuclear Deal (Joint Comprehensive Plan of Action or JCPOA), following the United States' withdrawal in 2018 and the reinstatement of sanctions on Iran. The JCPOA, initially agreed upon between Iran and the P5+Germany+EU (US, China, Russia, Britain, France, Germany, and the European Union), obligated Iran to significantly limit its uranium enrichment program. Specifically, Iran committed to eliminating its stock of medium-enriched uranium, reducing its low-enriched uranium stock by 98%, and reducing its gas centrifuges by almost two-thirds for 13 years. The International Atomic Energy Agency (IAEA) was granted the right to request access to Iranian facilities until 2031, with the threat of sanctions reimposition for non-compliance. The US justified its withdrawal by claiming that the deal did not address Iran's ballistic missile program, nuclear activities beyond 2025, and its involvement in regional conflicts.

Despite the US withdrawal, the nuclear deal remained technically intact, contingent upon Iran and the other original signatories upholding their commitments. Following the reimposition of US sanctions, the US granted waivers to eight countries, including Japan, India, and South Korea, allowing them to continue importing Iranian oil, acknowledging their efforts to reduce their reliance on Iranian sources. In response, India designated UCO Bank to handle payments for Iranian oil in rupees to avoid exposure to the US financial system, shifting from a previous arrangement of 45% rupees and 55% Euros to a fully rupee-based system.

The Unraveling of the Iran Nuclear Deal and India's Balancing Act

The year 2019 was dominated by the fallout from the United States' decision to withdraw from the Joint Comprehensive Plan of Action (JCPOA), commonly known as the Iran Nuclear Deal. This withdrawal, initiated by the Trump administration in 2018, sent shockwaves through the international community, particularly impacting nations like India that had cultivated significant economic and strategic ties with Iran. The JCPOA, a landmark agreement signed in 2015, represented a culmination of years of diplomatic efforts to curtail Iran's nuclear ambitions in exchange for the lifting of crippling economic sanctions. The US departure and subsequent reimposition of sanctions placed immense pressure on Iran and forced countries like India to navigate a complex geopolitical landscape, balancing their energy needs and strategic interests with the risk of incurring US penalties.

The Unraveling of the Iran Nuclear Deal and India's Balancing Act

The Genesis of the JCPOA: A Diplomatic Triumph

To understand the significance of the US withdrawal, it's crucial to delve into the historical context of the JCPOA. For years, Iran's nuclear program had been a source of intense international concern. Western powers, led by the United States, feared that Iran was secretly developing nuclear weapons under the guise of a civilian nuclear energy program. These concerns were fueled by Iran's enrichment of uranium, a process that can produce fuel for nuclear reactors but also, at higher enrichment levels, material for nuclear bombs.

The international community responded to these concerns with a series of increasingly stringent sanctions, targeting Iran's oil exports, financial institutions, and access to international markets. These sanctions severely crippled the Iranian economy, leading to widespread hardship and discontent. However, they also brought Iran to the negotiating table.

The JCPOA, signed in Vienna in July 2015, was the result of painstaking negotiations between Iran and the P5+1 (the five permanent members of the UN Security Council – the United States, United Kingdom, France, China, and Russia – plus Germany) and the European Union. Under the terms of the agreement, Iran agreed to significant restrictions on its nuclear program in exchange for the gradual lifting of sanctions.

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These restrictions included:

  • Uranium Enrichment Limits: Iran agreed to limit its uranium enrichment to 3.67%, a level suitable for power generation but far below the 90% enrichment needed for weapons-grade material.

  • Reduced Centrifuge Capacity: Iran committed to reducing the number of centrifuges it operated, the machines used to enrich uranium, by approximately two-thirds.

  • Elimination of Medium-Enriched Uranium Stockpile: Iran agreed to eliminate its stockpile of medium-enriched uranium, a step closer to weapons-grade material.

  • IAEA Monitoring and Verification: The International Atomic Energy Agency (IAEA) was granted extensive access to Iranian nuclear facilities to monitor compliance with the agreement. This included the right to conduct snap inspections at undeclared sites.

  • Restrictions on Heavy Water Reactor: Iran agreed to redesign its heavy water reactor at Arak so that it could not produce plutonium, another pathway to nuclear weapons.

The JCPOA was hailed as a major diplomatic achievement, a victory for multilateralism, and a vital step in preventing nuclear proliferation in the Middle East. It was endorsed by the UN Security Council in Resolution 2231.

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The Genesis of the JCPOA: A Diplomatic Triumph

The US Withdrawal: A Reversal of Course

Despite the international consensus in favor of the JCPOA, the agreement faced strong opposition from some quarters in the United States. Critics argued that the deal was too lenient on Iran, that it did not address Iran's ballistic missile program or its support for regional proxies, and that the sunset clauses in the agreement would eventually allow Iran to resume its nuclear activities.

Donald Trump, who campaigned on a promise to dismantle the JCPOA, withdrew the United States from the agreement in May 2018. He argued that the deal was "terrible" and "one-sided" and that it had failed to curb Iran's malign behavior.

Following the withdrawal, the US reimposed sanctions on Iran, targeting its oil exports, financial sector, and other key industries. The Trump administration also threatened to impose secondary sanctions on companies and countries that continued to do business with Iran.

The US withdrawal and the reimposition of sanctions had a devastating impact on the Iranian economy. Oil exports plummeted, inflation soared, and the value of the Iranian currency collapsed. The sanctions also fueled resentment and anger among the Iranian population.

The US Withdrawal: A Reversal of Course

The Stance of Other Signatories

The remaining signatories to the JCPOA – the UK, France, Germany, China, Russia, and the EU – strongly condemned the US withdrawal and reaffirmed their commitment to the agreement. They argued that the JCPOA was working, that Iran was complying with its terms, and that the deal was essential for preventing nuclear proliferation.

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The EU, in particular, took steps to mitigate the impact of US sanctions on European companies doing business with Iran. It created a special purpose vehicle called INSTEX (Instrument in Support of Trade Exchanges) to facilitate non-dollar trade with Iran. However, INSTEX proved to be largely ineffective due to the fear of US secondary sanctions.

The Stance of Other Signatories

India's Strategic Dilemma

India found itself in a particularly difficult position following the US withdrawal from the JCPOA. India had long enjoyed close economic and strategic ties with Iran. Iran was a major supplier of oil to India, and the two countries had also cooperated on the development of the Chabahar Port, a strategic project that provides India with access to Afghanistan and Central Asia, bypassing Pakistan.

However, India also has a strong strategic partnership with the United States. The US is a major trading partner, a key source of defense technology, and an important partner in countering terrorism and maintaining regional stability.

Faced with the competing pressures of its relationship with Iran and its relationship with the United States, India adopted a cautious and pragmatic approach.

India's Strategic Dilemma

Seeking Waivers and Alternative Payment Mechanisms

India lobbied the US for a waiver from sanctions to allow it to continue importing Iranian oil. The US initially granted India a temporary waiver, along with seven other countries, but these waivers were eventually terminated in May 2019.

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To continue trading with Iran despite US sanctions, India explored alternative payment mechanisms. One such mechanism was rupee-based trade, where India would pay for Iranian oil in Indian rupees, which Iran could then use to purchase goods and services from India.

This mechanism involved designating UCO Bank, an Indian public sector bank, to handle rupee-based payments for Iranian oil. Iranian entities could maintain accounts at UCO Bank, and Indian importers could deposit rupees into these accounts. Iran could then use these rupees to purchase goods and services from Indian exporters.

The rupee-based trade mechanism allowed India to continue importing some Iranian oil, albeit at a reduced level. It also helped to boost Indian exports to Iran.

Seeking Waivers and Alternative Payment Mechanisms

The Chabahar Port: A Strategic Lifeline

Despite the challenges posed by US sanctions, India remained committed to the development of the Chabahar Port. The port is strategically important for India, as it provides access to Afghanistan and Central Asia, bypassing Pakistan, which has traditionally denied India transit rights.

The US recognized the strategic importance of the Chabahar Port and granted it an exemption from sanctions. This allowed India to continue developing the port and to use it to transport goods to Afghanistan.

The Chabahar Port: A Strategic Lifeline

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Navigating a Complex Geopolitical Landscape

India's approach to the Iran nuclear issue in 2019 reflected its broader foreign policy strategy of multi-alignment. India seeks to maintain good relations with all major powers and to avoid being drawn into any exclusive alliances.

India's ability to navigate the complex geopolitical landscape surrounding the Iran nuclear issue was a testament to its diplomatic skills and its strategic vision. However, the situation remained precarious, and India faced the ongoing challenge of balancing its competing interests.

Navigating a Complex Geopolitical Landscape

The Broader Implications of the US Withdrawal

The US withdrawal from the JCPOA had far-reaching implications for international relations. It undermined the credibility of international agreements, strained relations between the US and its allies, and increased tensions in the Middle East.

The withdrawal also emboldened hardliners in Iran, who argued that the US could not be trusted and that Iran should abandon the JCPOA and pursue its nuclear ambitions without restraint.

In response to the US withdrawal and the reimposition of sanctions, Iran gradually began to reduce its compliance with the JCPOA. It increased its uranium enrichment levels, restarted some of its mothballed centrifuges, and reduced its cooperation with the IAEA.

These actions raised concerns that Iran was moving closer to developing nuclear weapons, further escalating tensions in the region.

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The Broader Implications of the US Withdrawal

The Potential for Conflict

The heightened tensions between the US and Iran raised the specter of military conflict. The US deployed additional troops and military assets to the Middle East, and there were several incidents involving attacks on oil tankers and other targets in the region, which the US blamed on Iran.

A military conflict between the US and Iran could have devastating consequences for the region and the world. It could disrupt oil supplies, trigger a wider regional war, and potentially lead to the use of nuclear weapons.

The Potential for Conflict

The Future of the JCPOA

The future of the JCPOA remains uncertain. The agreement is effectively on life support, and its survival depends on several factors, including:

  • The outcome of the US presidential election: A change in administration in the US could lead to a reassessment of US policy towards Iran and a potential return to the JCPOA.

  • Iran's willingness to return to full compliance with the agreement: If Iran continues to reduce its compliance with the JCPOA, it may become impossible to salvage the deal.

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  • The ability of the remaining signatories to provide Iran with economic relief: If the remaining signatories can find ways to mitigate the impact of US sanctions and provide Iran with economic relief, it may be possible to persuade Iran to remain in the JCPOA.

The Future of the JCPOA

The Impact on India's Energy Security

The US sanctions on Iran had a significant impact on India's energy security. Iran was a major supplier of oil to India, and the reduction in Iranian oil imports forced India to find alternative sources of supply.

India turned to other oil-producing countries, such as Saudi Arabia, Iraq, and Nigeria, to meet its energy needs. However, these sources were often more expensive and less reliable than Iranian oil.

The sanctions also increased the cost of shipping Iranian oil to India, as shippers were reluctant to transport Iranian oil for fear of incurring US penalties.

The Impact on India's Energy Security

India's Continued Engagement with Iran

Despite the challenges posed by US sanctions, India has maintained its engagement with Iran on a number of fronts.

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The two countries have continued to cooperate on the development of the Chabahar Port, which is seen as a vital link in India's connectivity strategy for Afghanistan and Central Asia.

India has also provided humanitarian assistance to Iran, including medical supplies and food aid.

India's Continued Engagement with Iran

The Role of the International Atomic Energy Agency (IAEA)

The International Atomic Energy Agency (IAEA) plays a crucial role in monitoring Iran's nuclear program and verifying its compliance with the JCPOA.

The IAEA has inspectors on the ground in Iran who have access to Iranian nuclear facilities. The IAEA also uses satellite imagery and other means to monitor Iran's nuclear activities.

The IAEA's reports on Iran's nuclear program are closely scrutinized by the international community. These reports provide valuable information about the state of Iran's nuclear program and its compliance with the JCPOA.

The Role of the International Atomic Energy Agency (IAEA)

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The Legal Framework of the JCPOA

The JCPOA is a legally binding agreement under international law. It was endorsed by the UN Security Council in Resolution 2231.

The US withdrawal from the JCPOA was a violation of international law, as it was a breach of a legally binding agreement.

The reimposition of US sanctions on Iran was also of questionable legality under international law, as it targeted not only Iran but also companies and countries that were doing business with Iran in accordance with international law.

The Legal Framework of the JCPOA

The Importance of Multilateralism

The Iran nuclear issue highlights the importance of multilateralism in addressing global challenges.

The JCPOA was a product of multilateral diplomacy, and it demonstrated the ability of the international community to come together to address a complex and sensitive issue.

The US withdrawal from the JCPOA undermined multilateralism and sent a message that the US was no longer committed to working with other countries to solve global problems.

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The Importance of Multilateralism

The Need for Dialogue and Diplomacy

The Iran nuclear issue can only be resolved through dialogue and diplomacy.

The US and Iran need to find a way to resume negotiations and to address their outstanding differences.

The international community also needs to play a role in facilitating dialogue and promoting a peaceful resolution to the conflict.

The Need for Dialogue and Diplomacy

India's Contribution to Regional Stability

India has a vital interest in maintaining stability in the Middle East. The region is a major source of energy for India, and instability in the region could have serious consequences for India's economy and security.

India has played a constructive role in promoting regional stability through its engagement with Iran and other countries in the region.

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India has also supported efforts to resolve regional conflicts through dialogue and diplomacy.

India's Contribution to Regional Stability

The Future Outlook for India-Iran Relations

The future outlook for India-Iran relations is uncertain. The relationship faces a number of challenges, including US sanctions, regional instability, and competing strategic interests.

However, there are also opportunities for cooperation between India and Iran. The two countries share a common interest in promoting regional stability, countering terrorism, and developing economic ties.

India and Iran can also work together to promote connectivity between South Asia and Central Asia through the Chabahar Port.

Despite the challenges, India is likely to continue to pursue a pragmatic and balanced approach to its relationship with Iran, seeking to maintain good relations while also protecting its strategic interests.

The Future Outlook for India-Iran Relations

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The Implications for India's Foreign Policy

The Iran nuclear issue has had a significant impact on India's foreign policy. It has forced India to navigate a complex geopolitical landscape and to balance its competing interests.

The issue has also highlighted the importance of energy security for India and the need to diversify its sources of energy supply.

India's approach to the Iran nuclear issue has been guided by its commitment to multilateralism, its strategic autonomy, and its desire to promote regional stability.

India's ability to navigate the challenges posed by the Iran nuclear issue will be a key test of its foreign policy in the years to come. The situation also highlights the limits of unilateral action in international relations and the importance of international cooperation in addressing global challenges. The US decision to withdraw from the JCPOA and reimpose sanctions on Iran has created a complex and challenging situation for countries like India, which have significant economic and strategic interests in the region. India's ability to navigate this situation effectively will depend on its diplomatic skills, its strategic vision, and its commitment to multilateralism.

The Implications for India's Foreign Policy

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