U.S. President Donald Trump on Friday urged Americans to accept slightly higher gasoline prices as the cost of preventing Iran from obtaining a nuclear weapon and said he would soon declare the Strait of Hormuz a U.S territory.

US president's words come as Treasury chief says will use economic measure against Iran that have "never been seen".

President Donald Trump on Friday said he would “soon” declare the Strait of Hormuz waterway part of US territory, claiming that Iran was being heavily