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U.S.-Iran Tensions Escalate as Navy Moves to Clear Mines in Strait of Hormuz

U.S. Navy begins mine-clearing operations in the Strait of Hormuz as diplomatic delegations shift to indirect mediation in Islamabad.

April 12, 2026 at 1:00 AM

Tensions between the United States and Iran significantly escalated over the last 24 hours as U.S. Navy warships entered the Strait of Hormuz to begin mine-clearing operations. President Trump characterized the Iranian presence in the waterway as "extortion," asserting that the U.S. will ensure the passage remains open regardless of the outcome of diplomatic negotiations. In response, Iranian officials issued a stern warning, promising a "firm and decisive" military reaction to any foreign naval vessels attempting to navigate the strait, through which approximately 20% of the world's oil transits. On the diplomatic front, the high-stakes summit in Islamabad has entered a more complex phase. After 15 hours of initial discussions, the format shifted from direct contact to separate, trilateral meetings moderated by Pakistani Prime Minister Shehbaz Sharif. The U.S. delegation, featuring Vice President JD Vance and Jared Kushner, has proposed a 15-point plan focused on nuclear restrictions. Meanwhile, the Iranian team, led by Mohammad Bagher Qalibaf, is conditioning progress on an Israeli ceasefire in Lebanon and the lifting of economic sanctions. While Pakistani officials describe the atmosphere as "amicable," significant gaps remain regarding Lebanese security and the control of regional waterways. President Trump signaled a hardline stance, suggesting that the U.S. has already achieved its primary objectives through military posture and that Iran holds "no cards" in the current negotiation. Concurrently, Israeli operations in Lebanon continue unabated, with Saturday strikes claiming 18 more lives, further complicating the regional security landscape.

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