Both the United States and Iran have issued warnings indicating readiness for war, amid uncertainty surrounding a planned ceasefire. Talks intended to end the Middle Eastern conflict are currently in limbo in Pakistan.

The United States and Iran on Monday each warned they were ready for war as the clock ticked on a ceasefire, with uncertainty on talks that US President Donald Trump had announced would resume in Pakistan. The White House said Vice-President J.D. Vance was ready to fly back to the Pakistani capital Islamabad, which was visibly preparing for a second round of talks on ending the war that has engulfed the Middle East and shaken global markets. But Tehran’s cleric-run government declined to confirm...