Proxy War
A proxy war is a conflict in which two rival powers, unable or unwilling to fight each other directly, instead support opposing sides in a third-party conflict. Proxy wars allow great powers to pursue their strategic goals while maintaining plausible deniability and avoiding the catastrophic costs of direct confrontation. The Saudi-Iran rivalry has produced three major proxy wars: in Iraq (2003–present), Syria (2011–present), and Yemen (2015–present).
Proxy wars are ancient, but the Cold War made them systematic. The US and Soviet Union spent decades funding, arming, and advising opposing sides in conflicts from Korea to Angola to Afghanistan, each pursuing its interests without triggering nuclear war. The same logic applies to Saudi Arabia and Iran: direct war between them would be enormously costly and strategically unpredictable. Proxy conflicts let each side bleed the other without committing its own core forces.
In Iraq after the 2003 US invasion, Iran backed Shia militias while Saudi Arabia funded Sunni factions and (many believe) contributed indirectly to ISIS, which was explicitly anti-Shia. Iran won this round: it now dominates Iraqi political and security structures more than the US does. In Syria, Saudi Arabia backed rebel groups against Assad while Iran (with Russia) defended him. Iran won again. Yemen has been the most painful: Saudi Arabia launched a massive military campaign in 2015 against the Houthi rebels, aligned with Iran, and has been unable to defeat them despite a massive military superiority in conventional arms.
The Yemen proxy war taught Saudi Arabia three devastating lessons: conventional military superiority does not guarantee victory against irregular forces in difficult terrain; its oil fields and desalination plants are catastrophically vulnerable to cheap Houthi drones and missiles; and it cannot defeat Iran's regional strategy by itself. This is why MBS needs America to fight Iran directly, Saudi Arabia has run out of proxy-war options.
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Frequently asked questions
What is a proxy war? ＋
A proxy war is when two rival powers support opposing sides in a third-party conflict to pursue their goals without fighting each other directly. The Saudi-Iran rivalry has produced proxy wars in Iraq (2003+), Syria (2011+), and Yemen (2015+). In all three cases, Iran-backed forces have outperformed or outlasted Saudi-backed opponents.
Who is winning the Saudi-Iran proxy wars? ＋
Iran. In Iraq, Iran-backed Shia militias dominate politics and security. In Syria, Iran and Russia kept Assad in power against Saudi-backed rebels. In Yemen, the Houthis, Iran-aligned, have fought Saudi Arabia's massive military coalition to a standstill since 2015, while attacking Saudi oil fields and desalination plants. Saudi Arabia has been forced to conclude it needs America to fight Iran directly.