The strategic waterway has not been shut since the 1980s. The move comes amid ongoing tensions with the US

US envoys Steve Witkoff and Jared Kushner are representing the Trump administration at talks in Geneva

Iranian state media reported the partial closure of the Strait of Hormuz on Tuesday for military drills in the waterway.

Ayatollah issues warning as nuclear talks under way – but president says Tehran will never abandon its enriched uranium programme

The strategic waterway has not been shut since the 1980s. The move comes amid ongoing tensions with the US