US-Iran talks: Tehran to send delegation to Islamabad on Tuesday, as Trump vows no let-up in blockade

Oil surges, Hormuz shuts again as US pressure rises and Iran weighs peace negotiations

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A helicopter flies over the Red Zone area in Islamabad on Monday (April 20, 2026), amid heightened security measures ahead of anticipated US-Iran peace talks.
A helicopter flies over the Red Zone area in Islamabad on Monday (April 20, 2026), amid heightened security measures ahead of anticipated US-Iran peace talks.
AFP-AAMIR QURESHI

Iran has informed mediators that it will send a delegation to Islamabad on Tuesday (April 21, 2026) to take part in negotiations, according to the Wall Street Journal, citing "sources".

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Until late on Monday (April 20), the talks were in limbo as Tehran said it had not decided whether to attend a new round of peace negotiations with the US.

President Donald Trump has vowed no let-up in a blockade and threatened to start bombing again when ceasefire ends on Wednesday night.

Islamabad was noticeably preparing for a second round of talks on ending the war that has engulfed the Middle East and shaken global markets.

Security personnel stand guard at a security checkpost along a road temporarily closed near the Serena Hotel at the Red Zone area in Islamabad on April 20, 2026, ahead of anticipated US-Iran peace talks.
A helicopter flies over the Red Zone area in Islamabad on April 20, 2026, amid heightened security measures ahead of anticipated US-Iran peace talks.
Security personnel stand guard at a security checkpost along a road temporarily closed near the Serena Hotel at the Red Zone area in Islamabad on April 20, 2026, ahead of anticipated US-Iran peace talks.
A police personnel walks past posters highlighting Pakistan's mediation of Iran–US peace talks, at the Red Zone area in Islamabad on April 18, 2026.
Security personnel stand guard at a security checkpost ahead of anticipated US-Iran peace talks in Islamabad on April 20, 2026.
A helicopter flies over the Red Zone area in Islamabad on April 20, 2026, amid heightened security measures ahead of anticipated US-Iran peace talks.

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