Attempts at ceasefire talks between the United States and Iran fell flat after Tehran’s top diplomat left Pakistan and President Donald Trump 's envoys stayed away after he told them not to travel to Islamabad.

The U.S. president indicated the ball was now in Iran’s court.

“If they want to talk, all they have to do is call!!!” Trump said on social media.

The negotiations were meant to follow historic face-to-face talks earlier this month between the U.S., led by Vice President JD Vance , and Iran, led by Parliament Speaker Mohammad Bagher Qalibaf.

But Iranian officials have questioned how they can trust the U.S.…