Trump Threatens New Strikes on Iran's Kharg Island and Calls for Naval Coalition

U.S. President Donald Trump threatened additional military strikes on Iran's Kharg Island and called on multiple allied and partner nations — including China, the United Kingdom, France, and Japan — to deploy warships to the Strait of Hormuz to ensure the waterway remains open, according to Reuters and multiple European outlets. The threats came after U.S. military forces bombed installations on Kharg Island in March 2026. Trump stated that commitments had already been received from several countries, though no official reactions from the named nations had been reported as of early March 15, according to NRC.

Trump said "many countries" would send warships to keep the Strait of Hormuz open and secure. The call to China was notable given the geopolitical tensions between Washington and Beijing, as China was listed alongside traditional U.S. allies the United Kingdom, France, and Japan. According to ANSA, Trump described the situation as one requiring multilateral commitment to maritime security in the region. Handelsblatt and Süddeutsche Zeitung both reported the demand for allied warships as a central element of Trump's broader posture toward Iran following the strikes. The Adnkronos report specifically highlighted Japan as one of the nations Trump urged to contribute naval assets.

The Strait of Hormuz is the only sea passage connecting the Persian Gulf to the open ocean, making it a critical transit route for a significant share of the world's oil and liquefied natural gas exports. Kharg Island, located 25 kilometers off the Iranian coast, functions as Iran's primary oil export terminal and has historically been a target during periods of military conflict involving Iran. The island is situated approximately 483 kilometers northwest of the Strait of Hormuz itself. Control of or threats to either location carry significant implications for global energy markets and regional security.

The U.S. strikes on Kharg Island marked a direct targeting of Iran's core oil export infrastructure, a step with potential consequences for global energy supply chains. Trump's push for allied naval deployments to the Strait of Hormuz reflected an effort to internationalize the security response to the conflict with Iran. Mediapart reported that Trump called on other countries to help secure the strait, framing the request as a collective responsibility. As of the time of reporting, no confirmed official response from China, the United Kingdom, France, or Japan had been published by the outlets covering the story. The situation represented a significant escalation in U.S.-Iran tensions, with both the threat of further strikes and the demand for allied naval presence signaling a broader military and diplomatic campaign.