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Iran Re-Closes Strait of Hormuz Amid U.S. Blockade and Fragile Lebanon Truce

Tehran resumes maritime restrictions as U.S. negotiators prepare for high-stakes talks in Islamabad.

April 19, 2026 at 8:30 PM

Tensions in the Persian Gulf escalated Saturday as Iran’s Revolutionary Guard re-imposed restrictions on the Strait of Hormuz and fired upon two tankers attempting passage. The move follows a brief reopening and comes in response to ongoing U.S. naval blockades of Iran-linked shipping. Iranian officials stated that control of the waterway will continue until a "lasting peace" is achieved, emphasizing that they will not allow free passage while their own ports remain under blockade. The maritime crisis has left an estimated 20,000 seafarers stranded on hundreds of vessels in the region. On the diplomatic front, President Trump’s administration is preparing for a second round of talks in Islamabad, Pakistan. U.S. negotiators Jared Kushner and Steve Witkoff are scheduled to arrive Monday evening to meet with Iranian counterparts. While mediators report progress on a potential memorandum of understanding, a current U.S.-Iran ceasefire is set to expire this week, adding urgency to the negotiations. Pakistani authorities have already increased security in Islamabad's Red Zone in anticipation of the meetings. In the Levant, a U.S.-brokered ceasefire between Israel and Hezbollah is holding despite recent volatility. Two IDF soldiers were killed and several others wounded in southern Lebanon incidents over the weekend. President Trump has welcomed the ceasefire, though the recent fatalities underscore the fragility of the agreement as broader regional tensions between Washington and Tehran persist.

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