Iran’s parliamentary speaker warned it would will shut the strait again if the US blockade continues, which Trump said would remain in place until the conflict was fully concluded – key US politics stories from 17 April at a glance

The Strait of Hormuz has remained almost completely closed as the U.S. and Iran have disputed the terms of their ceasefire agreement.

Meanwhile, as new 10-day truce in Lebanon enters its first full day, Trump claims Iran has agreed to suspend its nuclear programme