Washington, April 21 -- US Vice President JD Vance's planned visit to Pakistan for a second round of talks with Iran has been put on hold after Tehran did not respond to the US proposals, according to a US official familiar with the matter on Tuesday, as cited by The New York Times.

Iran, meanwhile, said it has not yet decided whether to resume negotiations with the United States.

As the two-week truce in Iran is due to end on Wednesday, it remains uncertain what actions Iran or the United States will take next. While negotiations could restart at short notice, President Trump has indicated he is not in favour of extending the truce without securing a longer-term deal.

According to Iran's state broadcaster, the Islamic Republic of Iran...