Iranian Deputy Foreign Minister said the safe passage through the Strait of Hormuz without consideration of Iran's sovereignty is not guaranteed.

The ceasefire is tenuous, and if recent events have demonstrated anything, it is that Iran can declare the Strait of Hormuz shut on a moment’s notice.

NEW YORK — Ship traffic has picked up in the Strait of Hormuz since Iran and the U.S. signed an interim deal to end a war that constricted global o...