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Conflict in the Strait of Hormuz is spilling into the Indian Ocean

Chatham House | 2026-03-19 | middle_east

Topics: China, Middle East, Trade

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English Summary

The conflict between the US, Israel, and Iran has escalated into a significant maritime crisis, centered on Iran's closure of the Strait of Hormuz and the subsequent disruption of Indian Ocean trade routes. Iran is employing asymmetric tactics, including coastal missile strikes and GPS jamming, to impose risks on shipping even as the US increases seizures of vessels linked to illicit trade. This environment of navigation interference and 'dark' shipping is driving traffic toward the Cape of Good Hope, resulting in higher costs and increased exposure to piracy.

中文摘要

美、以、伊三國衝突已演變成嚴峻的海上危機,核心問題在於伊朗封鎖荷姆茲海峽,導致印度洋貿易航線陷入中斷。伊朗採取岸基導彈攻擊與 GPS 干擾等不對稱戰術,在美國增加扣押涉及非法貿易船隻之際,持續威脅航運安全。這種導航干擾與「影子航運」盛行的環境,正迫使商船繞道好望角,導致運輸成本攀升並增加遭遇海盜的風險。

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