Trump news at a glance: president struggles to reopen strait as Iran rejects US blockade

Donald Trump's earlier tone of triumph with the reopening of key waterway falls flat - key US politics stories from 18 April at a glance

Donald Trump hopes of extricating himself from his war on Iran were dealt another blow on Saturday after Tehran closed the strait of Hormuz again after the president said the US would not end its blockade of Iranian ports.

Earlier, Trump said in a social media post: The naval blockade will remain in full force and effect as it pertains to Iran, only, until such time as our transaction with Iran is 100% complete," adding that this process should go very quickly".