# US Launches 10th Consecutive Night of Strikes on Iran, Hitting Southern Coastal Cities and Qeshm Island

*US conducts 10th straight night of airstrikes on Iranian military sites, Iran retaliates with attacks on US base in Kuwait and Gulf shipping.*

**International Relations · 21 Jul 2026 · GS: GS2, GS3, Essay · Exam yield: High**

## Why this matters

Escalation in the Strait of Hormuz directly threatens global energy security and India's crude oil imports, making it a high-stakes IR and security issue. The conflict tests the resilience of West Asian diplomacy and the effectiveness of international maritime laws.

## In plain words

Imagine the Strait of Hormuz as a narrow, critical hallway that nearly 20% of the world's oil must pass through to get to market. Right now, two powerful neighbors—the United States and Iran—are engaged in a dangerous back-and-forth fight in and around this hallway. The US is dropping bombs on Iran's coastline to stop them from bothering ships, while Iran is firing back at US bases in nearby countries like Kuwait.

The US military says these strikes, now on their tenth night, are meant to weaken Iran's ability to target commercial tankers. They have hit places like Bandar Abbas and Qeshm Island. In response, Iran's army has launched missiles at US missile systems stationed in Kuwait and has even hit an oil tanker near Oman. This isn't just a local skirmish; it is a chain reaction that is closing in on the world's energy supply.

Think of this like two heavyweight boxers trading punches in a crowded room. Every punch thrown (airstrikes) and every block or counter-punch (retaliatory missile attacks) risks hitting the bystanders—the global economy and neutral shipping nations. With the Houthis in Yemen also joining in by blocking Saudi ships, the room is getting very dangerous very fast.

## Key facts

- US Central Command states strikes aim to degrade Iranian capabilities targeting commercial shipping in the Strait of Hormuz.
- Explosions reported in Bandar Abbas, Qeshm Island, Chabahar, Konarak, Sirik and Isfahan.
- Iran retaliates by targeting US HIMARS missile systems at Kuwait’s Camp Arifjan.
- US President Donald Trump warns Iran will pay 'many times over' for killing 3 US soldiers in recent attacks.
- Another oil tanker is struck off the coast of Oman amid escalating Gulf tensions.

## How we got here

Tensions in the Persian Gulf have simmered since the 1979 Islamic Revolution, but the current flare-up follows the collapse of the 2015 Joint Comprehensive Plan of Action (JCPOA) nuclear deal. Although a Memorandum of Understanding (MoU) was signed 30 days prior to this escalation, it appears to have unraveled following a series of provocations. The immediate trigger was a series of Iranian attacks on US assets, resulting in the deaths of three American soldiers in Jordan and Iraq. This prompted President Donald Trump to authorize sustained air strikes. Iran, leveraging its 'Axis of Resistance' strategy, has utilized proxy groups like the Houthis to exert pressure on US allies and shipping lanes, turning a bilateral dispute into a regional crisis involving Kuwait, Saudi Arabia, and Oman.

## The bigger picture

**International — Regional Spillover and Gulf Security**

The conflict has expanded beyond US-Iran bilateral exchanges to involve Gulf states. Iran targeted US HIMARS systems at Camp Arifjan in Kuwait, drawing Kuwait into the fray. Qatar has formally written to the UN Security Council condemning Iranian attacks and seeking compensation. This illustrates the 'porcupine strategy' where Iran uses asymmetric warfare to deter larger powers by threatening regional stability.

→ Gulf states are no longer bystanders but active targets in the US-Iran strategic rivalry.

**Economic — Energy Security and Chokepoints**

The Strait of Hormuz is a critical maritime chokepoint through which a significant portion of global oil flows. With strikes reported on Qeshm Island and tankers hit off the coast of Oman, insurance premiums for vessels are rising. The Houthi declaration of a naval blockade against Saudi Arabia further threatens Red Sea shipping, potentially disrupting global supply chains and increasing crude oil prices.

→ Instability in Hormuz directly impacts global oil prices and India's import bill.

**Political — Diplomatic Mediation vs. Military Escalation**

Despite the tenth night of strikes, Iranian officials claim diplomatic channels remain open via mediators. However, the US CENTCOM maintains that strikes are necessary to 'degrade Iranian military capabilities.' This dual track of war and diplomacy creates uncertainty. Lebanon's President meeting Trump while Israel establishes 'safe zones' in Southern Lebanon indicates a complex web of regional political alignments.

→ The failure of the recent MoU highlights the fragility of ceasefire agreements without enforcement mechanisms.

**Science & Tech — Asymmetric Warfare and Missile Technology**

The use of HIMARS by the US and ground-to-ground missiles by Iran's IRGC signifies the role of precision technology. Iran's ability to target specific assets like missile systems in Kuwait demonstrates advancements in its drone and missile guidance systems, challenging traditional air defense superiority in the region.

→ Technological parity in missile systems enables smaller powers to deter larger conventional forces.

## The big debate

**Is the use of sustained airstrikes by the US in Iranian coastal cities an effective strategy for ensuring freedom of navigation in the Strait of Hormuz?**

**For**
- Strikes degrade specific military capabilities, reducing Iran's ability to target commercial shipping and ensuring global energy flow.
- A strong military response deters further escalation by signaling that attacks on US personnel will incur significant costs.

**Against**
- Retaliatory strikes often expand the conflict zone, drawing in neutral Gulf states like Kuwait and threatening wider war.
- Military force fails to address the root political causes and often strengthens hardline factions within Iran's establishment.

**The balanced take:** While kinetic strikes may offer short-term security for shipping, they risk a regional conflagration that outweighs the benefits. A sustainable solution requires coupling defensive maritime patrols with robust diplomatic engagement to revive the collapsed MoU framework.

## Answer it in Mains

**The Strait of Hormuz remains a flashpoint for global security. Discuss the implications of the recent US-Iran escalation on India's energy security and West Asian diplomacy.** *(GS2)*

How to attack it: Introduce the geography of Hormuz, then analyze the impact on India's crude imports and strategic autonomy. Conclude with India's role as a bridge between Global North and South in conflict resolution.

Quote this: Reference the specific targeting of Qeshm Island and Camp Arifjan as reported by [aljazeera.com](https://www.aljazeera.com/news/liveblog/2026/7/21/iran-war-live-us-launches-10th-night-of-strikes-tehran-attacks-kuwait?traffic_source=rss).

**Analyze the effectiveness of 'Asymmetric Warfare' as a deterrent strategy, with reference to Iran's actions in the Persian Gulf region.** *(GS3)*

How to attack it: Define asymmetric warfare, link to Iran's use of proxies like Houthis and missile strikes. Discuss how it challenges conventional military superiority of the US.

Quote this: Cite the Houthi naval blockade of Saudi Arabia and IRGC missile attacks on HIMARS systems [aljazeera.com](https://www.aljazeera.com/news/2026/7/21/us-launches-tenth-consecutive-night-of-attacks-on-iran).

## Prelims quick-fire

- **[Geography]** Camp Arifjan is a major US military base located in Kuwait, targeted by Iranian missiles in July 2026 [aljazeera.com](https://www.aljazeera.com/news/liveblog/2026/7/21/iran-war-live-us-launches-10th-night-of-strikes-tehran-attacks-kuwait?traffic_source=rss). — *Often asked in context of US military presence in West Asia.*
- **[Geography]** The Strait of Hormuz connects the Persian Gulf to the Gulf of Oman and is a critical oil chokepoint [aljazeera.com](https://www.aljazeera.com/news/2026/7/21/us-launches-tenth-consecutive-night-of-attacks-on-iran). — *Map-based questions on chokepoints are common.*
- **[International]** Houthi rebels in Yemen declared a naval blockade against Saudi Arabia in July 2026 [aljazeera.com](https://www.aljazeera.com/news/2026/7/21/us-launches-tenth-consecutive-night-of-attacks-on-iran). — *Houthis are an Iran-backed group; key for IR questions.*
- **[Body/Institution]** US Central Command (CENTCOM) announced the 10th night of strikes aimed at degrading Iranian maritime capabilities [aljazeera.com](https://www.aljazeera.com/news/2026/7/21/us-launches-tenth-consecutive-night-of-attacks-on-iran). — *CENTCOM covers Middle East; distinct from EUCOM or PACOM.*
- **[Geography]** Qeshm Island is the largest island in the Strait of Hormuz and was a target of US airstrikes [aljazeera.com](https://www.aljazeera.com/news/liveblog/2026/7/21/iran-war-live-us-launches-10th-night-of-strikes-tehran-attacks-kuwait?traffic_source=rss). — *Located in Hormuz; strategic significance.*
- **[Body/Institution]** IRGC stands for Islamic Revolutionary Guard Corps, the branch of Iranian military that claimed retaliation against US bases [aljazeera.com](https://www.aljazeera.com/news/2026/7/21/us-launches-tenth-consecutive-night-of-attacks-on-iran). — *Distinct from Iranian Army; key in proxy warfare.*

## What should happen

1. **Revitalize the Ceasefire MoU** Diplomatic channels must be strengthened to restore the 30-day Memorandum of Understanding that recently collapsed. *(UN Security Council)*
2. **Multinational Maritime Escort** Establishing a neutral, UN-backed naval escort for tankers can de-weaponize the Strait of Hormuz. *(International Maritime Organization)*
3. **Regional Dialogue Forum** Including Gulf states like Kuwait and Qatar in security dialogues prevents them from being caught in crossfire. *(Gulf Cooperation Council)*

## Jargon, demystified

- **HIMARS (High Mobility Artillery Rocket System)** — A light, wheeled vehicle used by the US military that can launch multiple rockets or missiles quickly and then move away before being detected. *(Often in news regarding US military aid and regional conflicts.)*
- **CENTCOM (United States Central Command)** — The military command responsible for US armed forces in the Middle East, Central Asia, and parts of South Asia, coordinating operations like the strikes on Iran. *(One of 11 Unified Combatant Commands; covers 'the sandbox'.)*
- **IRGC (Islamic Revolutionary Guard Corps)** — A major branch of the Iranian Armed Forces, distinct from the regular army, responsible for unconventional warfare and regional proxy networks. *(Designated as terrorist org by some countries; key to Iran's security doctrine.)*
- **Strait of Hormuz** — A narrow channel between Oman and Iran connecting the Persian Gulf to the open ocean; a vital transit route for the world's oil supply. *(Critical for map questions and energy security essays.)*
- **MoU (Memorandum of Understanding)** — A formal agreement between two or more parties that outlines intentions and actions, often used as a first step toward a legally binding treaty. *(Generic term but specifically referenced as the collapsed 30-day truce in this context.)*

## Revise in 30 seconds

- US conducted 10th night of strikes on Iran's southern coast (Bandar Abbas, Qeshm).
- Iran retaliated by targeting US HIMARS systems at Camp Arifjan, Kuwait.
- Houthis declared naval blockade of Saudi Arabia, threatening Red Sea shipping.
- Strait of Hormuz remains the central geopolitical and economic flashpoint.
- Diplomatic efforts via mediators continue despite the collapse of the 30-day MoU.

## Study next

**Static links:** India and its Neighborhood, Important International Institutions, Security Challenges

**Essay angle:** The Geopolitics of Chokepoints: Energy Security in a Multipolar World.

**Interview probe:** How should India balance its strategic partnership with the US and its energy dependence on West Asia during the current escalation?

## Sources

- [Iran war live: US launches 10th night of strikes; Tehran attacks Kuwait | US-Israel war on Iran News | Al Jazeera](https://www.aljazeera.com/news/liveblog/2026/7/21/iran-war-live-us-launches-10th-night-of-strikes-tehran-attacks-kuwait?traffic_source=rss)
- [US attacks Iran for tenth consecutive night | US-Israel war on Iran News | Al Jazeera](https://www.aljazeera.com/news/2026/7/21/us-launches-tenth-consecutive-night-of-attacks-on-iran)

---

*Source: "US Launches 10th Consecutive Night of Strikes on Iran, Hitting Southern Coastal Cities and Qeshm Island" — cortexlearnupsc. Canonical URL: https://upsc.cortexdesk.in/current-affairs/kd7ea8g6ddv246bpba19gszz618az48f. When citing, quoting, or reusing this content, please credit cortexlearnupsc and link back to this URL.*