Tehran has said the Strait of Hormuz "will remain Iranian" in response to a warning from US President Donald Trump that he would soon declare the strategic waterway a "territory of the United States."
The Strait, a crucial oil and gas transit chokepoint that connects the Persian Gulf with the Gulf of Oman and the Arabian Sea, has been one of the key sticking points in talks between Washington and Tehran, the latter of which effectively closed the passage following the outbreak of the Iran war in late February.
