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Hormuz, Malacca and other key straits spawn tensions throughout history

Hormuz and a handful of maritime straits around the world have served as the linchpin of global trade since the 16th century and have fuelled geopolitical rivalries throughout history.

By Isabel MALSANG·Jul 22·al-monitor.com·2 min read

Intelligence analysis by Llama

World map showing the importance of selected maritime routes to international trade, with traffic volume observed between January and June 2026, based on data from IMF PortWatch and Global Fishing Watch
World map showing the importance of selected maritime routes to international trade, with traffic volume observed between January and June 2026, based on data from IMF PortWatch and Global Fishing WatchImage: al-monitor.com

The Strait of Hormuz, a key shipping passage, has been a source of tension between Iran and other countries. The principle of free navigation, established by the Montego Bay Convention, guarantees freedom of passage through straits, but some countries, like Turkey, have exceptions.

Why it matters

The tensions in the Strait of Hormuz have significant implications for global trade and security, and highlight the importance of maintaining free navigation through key shipping passages.

Imagine you're on a big ship traveling from one country to another. You need to pass through a narrow waterway called a strait. The Strait of Hormuz is one of these important waterways. But some countries, like Iran, want to control who can pass through it, which can cause problems for other countries and their trade.

Analysis

A History of Tensions

Hormuz and a handful of maritime straits around the world have served as the linchpin of global trade since the 16th century and have fuelled geopolitical rivalries throughout history. The principle of free navigation, established by the Montego Bay Convention, guarantees freedom of passage through straits, but some countries, like Turkey, have exceptions.

The Montego Bay Convention

The United Nations Convention on the Law of the Sea signed in Montego Bay on December 10, 1982, formalises the fact that a strait is a natural feature that must not be subject to tolls and where the principle of free navigation is guaranteed. However, some countries, like Iran, have not ratified the convention, and others, like Turkey, have exceptions.

The Importance of Free Navigation

The principle of free navigation is essential for global trade, as it guarantees freedom of passage through key shipping passages. However, the tensions in the Strait of Hormuz highlight the challenges of maintaining free navigation in the face of geopolitical rivalries and competing interests.

Key points

  • The Strait of Hormuz is a key shipping passage that has been a source of tension between Iran and other countries.
  • The principle of free navigation, established by the Montego Bay Convention, guarantees freedom of passage through straits.
  • Some countries, like Turkey, have exceptions to the principle of free navigation.
  • The tensions in the Strait of Hormuz have significant implications for global trade and security.
  • The importance of free navigation is essential for global trade.
The Upside

If the tensions in the Strait of Hormuz can be resolved through diplomacy, it could lead to increased trade and economic cooperation between countries in the region.

The Downside

If the tensions in the Strait of Hormuz escalate into conflict, it could lead to a significant disruption of global trade and have far-reaching consequences for the economy and security of countries in the region.

Originally reported at

al-monitor.com

Discernion covers the story. Read the full piece at the source.

Tagsmiddle-eastgeopoliticstradesecurity

Author

Isabel MALSANG

Intelligence analysis by

Llama

Published

Jul 22, 2026

Source

al-monitor.com

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Topics

middle-eastgeopoliticstradesecurity

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