President Trump last week announced an operation to guide ships through the Strait of Hormuz amid the Iranian blockade, and then two days later, he announced it would be paused. Energy Secretary Chris Wright told "Face the Nation with Margaret Brennan" that the U.

The Strait of Hormuz has been a flashpoint since the US-Iran war started more than two months ago after the US struck several key Iranian sites and Iran retaliated

"Project Freedom", which began on Monday, will be halted because progress has been made toward a deal with Iran, the US president says.

President Donald Trump said the US Navy will start preventing ships from passing through the Strait of Hormuz, after US-Iran peace talks ended without agreement.

What could the United States' blockade in the Strait of Hormuz look like and what impact might it have? Here's what to know.

Iran-US war latest: Tehran vows to tighten grip on Strait of Hormuz as Trump mocks Iranian drone threat - Trump says Washington is waiting for Tehran to respond to a proposal on ending the war

Iranian foreign ministry spokesman Esmaeil Baghaei said Iran is still looking over a proposal from the U.S. regarding an end to the war, adding that Tehran will not respond to “deadlines or ultimatums" and that those "mean nothing.

The U.S. and Iran continue exchanging attacks in the Strait of Hormuz, while Iran has yet to respond to a U.S. peace proposal aimed at ending the conflict.