ISLAMABAD/WASHINGTON — Hopes of a diplomatic breakthrough in the U.S.-Israeli war with Iran faded on Sunday, as efforts to revive talks stalled and both Tehran and Washington showed little sign of softening their positions. While Iranian Foreign Minister Abbas Araghchi continued to shuttle between mediating countries over the weekend, U.S. President Donald Trump scrapped a visit to Islamabad by his envoys Steve Witkoff and Jared Kushner. U.S. forces removed security equipment from the Pakistani capital, Pakistani government sources said, signalling that any U.S. delegation was unlikely to return for talks soon. Although a ceasefire has paused full-scale fighting in the conflict, which began with U.S.-Israeli strikes on Iran on Feb. 28, no agreement has been reached on terms to end a war that has killed thousands, driven up oil prices, fueled inflation and darkened the outlook for global growth. Tehran has largely closed the Strait of Hormuz, which normally carries a fifth of global oil and liquefied natural gas shipments, while Washington has imposed a blockade of Iran’s ports. Iran say
