The dueling positions Washington and Tehran staked out showed how far apart the two sides remain even as both talked of winding down regional hostilities.

Trump calls Iran's Strait of Hormuz demands 'totally unacceptable' as Brent crude tops $84. The US-Iran standoff stalls with over 20 warships

The US has cleared the Strait of Hormuz of Iranian mines and now controls the key oil shipping route, Trump said Monday.