Afghanistan, April 21 -- US and Iranian delegations are expected in Islamabad to resume talks, even as both sides exchange threats and a fragile ceasefire nears expiry.

Diplomatic delegations from the United States and Iran are expected to arrive in Islamabad on Tuesday to resume stalled peace talks, according to a Pakistani source cited by Al Arabiya.

The report said negotiations are likely to begin on Wednesday, with Donald Trump expected to join in person or virtually if an agreement is reached.

Trump expressed confidence that talks would move forward, reiterating that Iran must not acquire nuclear weapons. However, Tehran signalled hesitation, stating it has "no plans for talks for now," fuelling uncertainty just hours before the fra...