The UN nuclear watchdog (IAEA) describes the incident as 'unacceptable' while the US slams Iran, calling it harassment.
Iranian President Ebrahim Raisi said that "talks are on the agenda, but not talks for the sake of talks, or negotiations for the sake of negotiations".
Seoul is developing a new weapon with a flight range of 350-400 km and a payload of up to 3 tonnes, designed to destroy underground facilities such as those North Korea is believed to use to store nuclear weapons, Yonhap reports.
The development on the five-megawatt reactor in Yongbyon, North Korea's main nuclear complex, comes with nuclear talks between Pyongyang and Washington at a standstill.
Reviving the nuclear deal would give Iran less of an incentive to target US positions in Iraq and support Baghdad’s sovereignty.
UN nuclear watchdog says it had received no reply from Tehran over the possible extension of a temporary agreement, covering inspections at Iranian nuclear facilities, which expired on Thursday as nuclear talks crisis looms.
The Bushehr shutdown comes as Tehran and world powers attempt to revive a hobbled 2015 agreement on Iran’s nuclear programme in Vienna talks, which, an EU negotiator says, are moving “closer to a deal”.
According to a report by Stockholm International Peace Research Institute (SIPRI), the combined military stockpile of the world's nine nuclear-armed states rose from 9,380 to 9,620 in one year, excluding the warheads waiting to be dismantled.
Iran and US are locked in a stand-off over who should move first to save the unravelling 2015 deal. Tehran says US should lift sanctions but the Biden administration wants Iran to undo its breaches of the deal’s nuclear restrictions first.
Secretary of State Antony Blinken told European allies that the US is prepared to talk to Iran about both countries returning to compliance with a 2015 deal that aims to stop Tehran from developing a nuclear weapon.
US Secretary of State Antony Blinken says Washington would use the five years of the New START treaty's renewal to pursue limits on all of Russia's nuclear weapons.
Regional experts say Tel Aviv's threats are aimed at deterring the Biden administration from re-entering the Iran nuclear deal.
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