Navigating the Red Sea: Houthi attacks and global trade

Authors:
Max Richardson, Sneha Nichols-Dawda
Last updated:
Jan 31, 2024

What's inside?

What we know

The Israel-Hamas war has developed to involve multiple regional actors. Iranian-supported Lebanese Hezbollah has been actively engaged in cross-border rocket attacks against Israeli targets since 8th October – a day after Hamas’ initial attack. The Houthis, another Iranian-funded Shia militia group based in Yemen, demanded a ceasefire and threatened missile attacks against Israeli and supporting targets shortly after.
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The first salvo of Houthi rockets targeting Israel were intercepted by the US Navy on 19th October. In November, they conducted a helicopter-enabled hijack of Galaxy Leader, a Turkish-flagged cargo ship operating in the Red Sea.

In the months since, multiple civilian vessels have been attacked and catastrophically damaged, with a US-led task force expanding maritime security operations and airstrikes in response. Lloyds shipping data indicates that despite these operations, shipping activity is down almost 40% YoY and continuing to fall.
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Why it matters

Although some carriers continue to operate at risk, Houthi drone and rocket attacks have resulted in a de-facto trade embargo in the Red Sea – with vessels being rerouted past the Cape of Good Hope. Their success has highly likely been enabled by recent advances in drone technology and a surplus of legacy munitions, allowing for consistent, accurate operations to be conducted cheaply.

This represents a strategic shift, as a naval blockade has traditionally required an established navy in order to be effective, something only available to nation-states. This disproportionate global effect from a relatively small group has almost certainly been noted by similar non-state actors, increasing the risk of similar operations (and disruptions) in the coming years.