US Seizes Iranian Cargo Ship Ahead of Nuclear Talks

The United States has intercepted and seized an Iranian-flagged cargo ship, President Trump confirmed, as Washington prepares for a second round of nuclear negotiations with Tehran. Iran has not publicly commented on the seizure. The incident adds direct operational friction to a diplomatic track that was already fragile, with both governments navigating significant mutual distrust ahead of further talks. Cargo ship seizures by the US against Iran-linked vessels have historically been tied to sanctions enforcement, particularly targeting illicit oil shipments or weapons transfers, though the specific grounds for this interdiction have not been detailed in available reporting. The timing is the central variable: a provocative enforcement action days before scheduled diplomacy creates pressure on Iranian negotiators to respond domestically while giving Washington a potential leverage point at the table. Observers will watch whether Tehran retaliates through proxies, withdraws from the talks, or absorbs the seizure and proceeds, each path carrying distinct consequences for oil markets, regional security, and the broader nuclear file.