Firstpost reports (citing Tehran Times) that Iran suspended all diplomatic and indirect communications with the U.S. on Tuesday, April 7, 2026, ahead of Trump’s deadline to reopen the Strait of Hormuz. ([firstpost.com](https://www.firstpost.com/world/iran-cuts-all-diplomatic-channels-with-us-ahead-of-trumps-strait-of-hormuz-deadline-13997645.html))
The story highlights Trump’s Truth Social post threatening catastrophic consequences by nightfall as the deadline neared. ([firstpost.com](https://www.firstpost.com/world/iran-cuts-all-diplomatic-channels-with-us-ahead-of-trumps-strait-of-hormuz-deadline-13997645.html))
Firstpost says the IRGC warned Gulf countries that “self-restraint have ended” and threatened long-term disruption to regional oil and gas infrastructure. ([firstpost.com](https://www.firstpost.com/world/iran-cuts-all-diplomatic-channels-with-us-ahead-of-trumps-strait-of-hormuz-deadline-13997645.html))
The article attributes reports of U.S.-Israeli airstrikes on Iran’s Kharg Island to Iran’s Mehr News Agency, describing targets like radar, docking facilities, and military sites. ([firstpost.com](https://www.firstpost.com/world/iran-cuts-all-diplomatic-channels-with-us-ahead-of-trumps-strait-of-hormuz-deadline-13997645.html))
Other outlets contemporaneously reported Kharg Island was struck, but some reporting framed key elements as conditional (e.g., ‘if confirmed’) rather than established fact. ([aljazeera.com](https://www.aljazeera.com/news/2026/4/7/iran-war-what-is-happening-on-day-39-of-us-israeli-attacks))
Independent reporting describes the deadline as Tuesday, April 7, 2026 at about 8 p.m. U.S. Eastern Time, with Trump having issued and reset ultimatums over time. ([rferl.org](https://www.rferl.org/a/trump-us-deadline-iran-open-strait-hormuz/33725369.html))