UPSC Notes

US-Iran Relations and Regional Security

PYQs

12

Articles

3

Momentum

38

Phase IFoundation

Background

Overview

Central to global nuclear non-proliferation efforts, impacts Middle East regional stability, influences international sanctions regimes, and affects global energy markets and international trade.

US-Iran relations are characterized by long-standing geopolitical rivalry, often manifesting in proxy conflicts and military tensions in the West Asian region. Key issues include Iran's nuclear program, its regional influence, and the presence of US military forces, all of which significantly impact regional security and global energy markets.

Phase IIStatic core

Facts & tables

Key facts

Current Tensions

US military strikes in Iran, described as 'self-defence,' indicate ongoing conflict despite a ceasefire.

Negotiations

Discussions are ongoing for an 'Iran deal,' likely referring to efforts to revive or renegotiate the Joint Comprehensive Plan of Action (JCPOA) or a new agreement.

US Objectives

To protect US troops from Iranian threats and manage regional stability.

Regional Impact

Tensions affect maritime security (mines), energy routes, and the broader geopolitical landscape of West Asia.

Signing and Objective

Signed in 2015, it restricted Iran's uranium enrichment capacity and stockpiles to prevent nuclear weapon development.

Monitoring Body

The agreement's implementation and Iran's compliance are monitored by the International Atomic Energy Agency (IAEA).

US Withdrawal

The US unilaterally withdrew from the deal in 2018 under the Trump administration, reimposing sanctions on Iran.

Iran's Response

Following the US withdrawal, Iran gradually reduced its compliance with the deal's restrictions.

Reference table

Static syllabus anchors

TypeReference
Conceptual areaGeopolitics & International Conflicts
Conceptual areaInternational Relations

Reference table

Institutions & roles

BodyRole
United StatesActor in conflict
IranActor in conflict
U.S. Central CommandExecutes military operations
International Atomic Energy Agency (IAEA)Monitors compliance
PakistanMediates negotiations
QatarMediates negotiations
Phase IIIExam lens

Prelims angle

Overview

Prelims angle: Multi-statement analysis

Prelims angle: Cause and effect relationships

Quick revision

  • Characterized by geopolitical rivalry and military tensions.
  • US military strikes in 'self-defence' against Iranian threats.
  • Ongoing negotiations for an 'Iran deal' (e.g., JCPOA).
  • Impacts West Asian security, energy routes, and global stability.
  • US Central Command involved in military operations.

Elimination traps

Body vs treatyDistinguish between the JCPOA (the international agreement) and the IAEA (the international organization responsible for monitoring nuclear activities).

Treaty = agreement between states; body = institution.

High-confidence PYQs

Topic timeline

Geopolitics & International ConflictsInternational Relations
Prelims 2017· Conceptual understanding, Policy measures

U.S. Military carries out ‘self-defence’ strikes in Iran, including on missile launch sites

26 May 2026 · US-Iran relations are marked by military tensions (US strikes, Iranian threats) and ongoing negotiations for an 'Iran deal,' reflecting a complex geopolitical rivalry that significantly impacts West Asian regional security.

Read article

​From bad to worse: On Donald Trump and the war on Iran

01 Jun 2026 · The JCPOA is a 2015 agreement to limit Iran's nuclear program in exchange for sanctions relief, from which the US withdrew in 2018, leading to renewed tensions and Iran's reduced compliance.

Read article

U.S. and Iran to talk in Switzerland as Tehran says it closed Strait of Hormuz again

21 Jun 2026 · An international agreement designed to prevent Iran from developing nuclear weapons in exchange for sanctions relief, subject to ongoing negotiations and geopolitical tensions.

Read article

Related topics

Practice writing on this topic

UPSC has asked 12 linked questions on US-Iran Relations and Regional Security in Mains. Write an answer to one — and get it evaluated.

UPSC Prelims PYQs on US-Iran Relations and Regional Security

Practice official previous year questions asked by UPSC related to this concept.

Recently, India signed a deal known as ‘Action Plan for Prioritization and Implementation of Cooperation Areas in the Nuclear Field’ with which of the follow...

2019·International Relations
Solve

Consider the following statements : Statement-I : There is instability and worsening security situation in the Sahel region. Statement-II: There have been m...

2024·International Relations
Solve

With reference to ‘Indian Ocean Rim Association for Regional Cooperation (IOR-ARC)’, Consider the following statements: 1. It was established very recently i...

2015·International Relations
Solve

Consider the following pairs: Country - Important reason for being in the news recently 1. Chad – Setting up of permanent military base by China. 2. Guin...

2022·International Relations
Solve

Which of the following statements about 'Exercise Mitra Shakti-2023' are correct? 1. This was a joint military exercise between India and Bangladesh. 2. It ...

2024·International Relations
Solve

India is one of the founding members of the International North-South Transport Corridor (INSTC), a multimodal transportation corridor, which will connect

2025·International Relations
Solve

In the Mekong-Ganga Cooperation, an initiative of six countries, which of the following is/are not participant/ participants? 1. Bangladesh 2. Cambodia 3. Ch...

2015·International Relations
Solve

Consider the following statements: Statement-I :Israel has established diplomatic relations with some Arab States. Statement-II :The 'Arab Peace Initiative...

2023·International Relations
Solve

Which of the following countries are members of the European Union ? 1. Belarus 2. Poland 3. Germany 4. Switzerland Select the answer using the code given ...

2026·International Relations
Solve

With reference to the United Nations General Assembly, consider the following statements: 1. The UN General Assembly can grant observer status to the non-mem...

2022·International Relations
Solve

The Chancellor of the Federal Republic of Germany visited India in January, 2026. Which of the following is/are **not** correct in terms of outcomes of this ...

2026·International Relations
Solve

What is the importance of developing Chabahar Port by India?

2017·International Relations
Solve

Editorial & Review Process

Every revision note and practice question on UPSC Practice is researched using authoritative primary sources and reviewed for factual accuracy, syllabus relevance, and exam value. Read our Editorial Policy.

Verified Quality