Por Renan Filho · 2026-10-09**Lead**
For years, the conventional wisdom in Washington held that the Houthis were a regional nuisance — Yemen's problem, Saudi Arabia's problem, or, at most, a Middle East problem. That assumption is collapsing in real time. The Iran-backed group has launched dozens of attacks on commercial vessels in the Red Sea and the Gulf of Aden since late 2023, forcing major shipping companies to reroute around Africa, driving up insurance costs, and exposing just how interconnected the world's supply chains have become. The Houthis are not somebody else's problem. America can't afford to look away.
**Context**
The Houthis, formally known as Ansar Allah, have been a dominant force in Yemen for nearly a decade. After seizing the capital Sanaa in 2014, they fought a devastating war against a Saudi-led coalition that failed to dislodge them. By 2023, with a shaky truce in place, the group was weakened but far from defeated. Then came the Israel-Hamas war. The Houthis, positioning themselves as part of an Iranian-aligned "axis of resistance," began targeting what they described as Israel-linked shipping in the Red Sea, one of the world's busiest maritime corridors.
The campaign escalated quickly. In November 2023, the Houthis seized the Galaxy Leader, a car carrier, and held its crew for months. In the following months, they launched anti-ship ballistic missiles, drones, and explosive-laden unmanned surface vessels at commercial and military vessels alike. The U.S. Navy responded with Operation Prosperity Guardian, a multinational maritime task force, and later with direct strikes on Houthi missile sites in Yemen. The United Kingdom joined some of those strikes. Yet the attacks did not stop. They adapted, shifting tactics, dispersing launchers, and continuing to target vessels in the Red Sea, the Bab el-Mandeb Strait, and the Gulf of Aden.
The economic impact has been measurable. Major shipping lines, including Maersk, MSC, and Hapag-Lloyd, have diverted vessels around the Cape of Good Hope, adding weeks to transit times and billions of dollars to global trade costs. Maritime insurance premiums for Red Sea transits have soared, in some cases by hundreds of percentage points. The Suez Canal, a critical artery for trade between Asia and Europe, has seen traffic drop by double digits. Smaller ports in East Africa and the Mediterranean have absorbed some of the slack, but the disruptions ripple through global supply chains. For the United States, the stakes are not abstract: higher shipping costs, delayed goods, and a more volatile energy market all feed into inflation pressures. When the Houthis strike a tanker, American consumers eventually feel it at the pump.
**Analysis**
Why does this matter beyond the immediate shipping crisis? Because the Houthis have demonstrated that a non-state actor, armed and supported by Iran, can impose real costs on the global economy with relatively cheap weapons. The U.S. military has spent heavily to intercept missiles and drones that cost thousands of dollars to produce. The Red Sea crisis has become a microcosm of a larger strategic challenge: deterrence is harder when your adversary is willing to absorb losses and has no fixed territory or conventional assets to defend. The Houthis do not need to win a naval battle; they only need to make the Red Sea seem unsafe enough to keep shipping away.
For Washington, the policy dilemma is acute. A sustained military campaign in Yemen risks reopening a conflict the United States spent years trying to exit. Escalation against Iran, the Houthis' principal backer, carries the danger of a wider regional war. But the alternative — treating the Houthis as a manageable nuisance — has already proven insufficient. The group has increasingly framed its attacks as solidarity with Palestinians, a narrative that resonates across the Arab world. That political cover makes it harder for regional partners to publicly align with U.S.-led operations, even as some quietly share intelligence. The Biden administration, and now the incoming administration, faces a choice: continue costly defensive operations, escalate against Houthi capabilities, or pursue a diplomatic track that, so far, has produced no concrete results.
There is also the Iranian factor. The Houthis are not simply a freelance militia. They receive training, funding, and advanced weaponry from Iran's Islamic Revolutionary Guard Corps. Tehran has used them as a pressure lever in a region where many of its proxies have been weakened. If the United States looks away from the Red Sea, it signals to Iran that its strategy of asymmetric warfare works. If it responds with force, it risks being dragged into a prolonged conflict with no clear end state. Every option carries costs, but doing nothing may be the most expensive option of all. The Houthis have shown they can disrupt global commerce, threaten U.S. naval vessels, and shape the regional security agenda — and they will almost certainly keep doing so as long as they believe the price they pay is lower than the benefits they gain.
**Fontes**
Informações baseadas em relatos públicos da U.S. Central Command (CENTCOM), do Escritório das Nações Unidas para Coordenação de Assuntos Humanitários (OCHA), relatórios da International Chamber of Shipping e da Reuters sobre ataques no Mar Vermelho, e declarações oficiais do governo dos Estados Unidos sobre a Operação Prosperity Guardian.