Trump Threatens to Bomb Iran's Power Plants and Bridges Tuesday

A single Truth Social post may have moved oil markets and set a countdown clock on diplomacy. President Trump's weekend declaration that "Tuesday will be Power Plant Day, and Bridge Day, all wrapped up in one, in Iran" escalated a weeks-long ultimatum into a direct threat to bomb civilian infrastructure, raising immediate questions about legality, market stability, and whether the U.S. is prepared to widen a conflict already consuming the Middle East.

The threat arrived ahead of the expiration of Trump's 10-day deadline, set to lapse Monday, April 7. Trump had previously threatened to strike Iran's energy, water, and oil infrastructure if Tehran did not reopen the Strait of Hormuz; Sunday's Truth Social post added power plants and bridges to that target list and set a new trigger date of Tuesday. The language was unambiguous: Trump urged Iranian leaders to "open the F in' Strait, you crazy bastards."

Tehran rejected the ultimatum. Iranian officials slammed the threats publicly, signaling no intention to back down from a closure that has already severed one of the world's most consequential energy corridors. Before the current conflict, approximately one-fifth of global oil supply transited the strait. Its continued blockade has already roiled energy markets, and the prospect of U.S. airstrikes on Iranian power grids and transportation links sent a new wave of uncertainty through commodity pricing.

The legal terrain is treacherous. Under Protocol I of the Geneva Conventions, attacks on objects indispensable to civilian survival, including power grids and water systems, are prohibited when civilian impact is disproportionate to military advantage. Deliberate targeting of civilian utilities at scale would invite intense scrutiny from international legal bodies and deepen diplomatic isolation for Washington. The threats unfold against an ongoing U.S.-Israeli military conflict with Iran, a context that narrows every diplomatic off-ramp available to either side.

University of Ottawa professor Thomas Juneau has documented how Houthi forces attacked more than 100 merchant vessels in the Red Sea between November 2023 and January 2025, disrupting global shipping in solidarity with Palestinians during the Gaza war. That campaign showed how sustained maritime pressure can outlast military responses while inflicting economic damage far beyond the conflict zone.

While the administration's rhetoric reached its most combustible level yet, four astronauts were marking a very different expression of American capability. Commander Reid Wiseman, pilot Victor Glover, and mission specialists Christina Koch and Canadian Space Agency astronaut Jeremy Hansen reached their closest approach to the Moon at 7:02 PM EDT on Sunday, passing within 4,070 miles of the lunar surface aboard the Orion spacecraft. It was the nearest any human had been to the Moon since the Apollo program ended in 1972.

Artemis II launched from Kennedy Space Center's Launch Pad 39-B on April 1, building on the uncrewed Artemis I test mission in 2022. The crew is expected to travel 695,081 miles total from launch to splashdown and briefly broke the record for the farthest humans have traveled from Earth, reaching approximately 252,760 miles and surpassing the Apollo 13 benchmark set in 1970 by roughly 3,366 miles.

The contrast is pointed. In one trajectory, the United States was projecting power outward, crossing distances no crewed spacecraft has matched in 54 years. In the other, it was threatening to reduce a nation's power grid to rubble by Tuesday morning.