Still, the measure requires U.S. approval, which so far has not been granted. Treasury Secretary Steve Mnuchin reportedly supported the idea.
"I think we have to see some sort of sanctions relief", Slavin said.
He went on to berate Bolton, sarcastically labelling him "Mr tough guy". You look at so numerous things that are happening. Iran has responded by restarting some nuclear activities prohibited under the agreement, a strategy some analysts say is aimed at building leverage ahead of any potential talks.
Toossi said Washington "greatly undermined its credibility" when Trump withdrew from the nuclear deal unilaterally, making it hard for Iranian leaders to trust the US. Rand Paul, Kentucky Republican and member of the Senate Foreign Relations Committee, told reporters that Mr. Trump has always been clear that "he's not for regime change".
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Legacy: While Bolton influenced a shift toward using financial and military pressure around the globe at the National Security Council, former administration officials said he was unable to build a policy process that aligned with Trump.
Ali Shamkhani, a top Iranian security official and secretary of the Supreme National Security Council, said Bolton's exit has "no impact" on how Tehran views US policy.
"None of their policies has reflected sincerity in seeking negotiations". "The behaviors and the objectives of the regime are not going to change, and therefore, the only solution is to change the regime itself".
"They sought the Iranian government's either capitulation or collapse, and that has not happened".
Critics say the pressure campaign dangerously brought the two countries to the verge of a military confrontation this summer.
Zarif has often said that a so-called "B-team" including Bolton could goad Trump into a conflict with Tehran.
"As long as the USA government's economic terrorism and such cruel sanctions are imposed on the Iranian people, there is no room for negotiations", the Iranian envoy said, adding that any meeting must be held within the framework of the group of major powers that negotiated the 2015 nuclear deal.
For his part, Bolton was a longtime hard-liner on Iran who favored regime change and took money for speaking engagements from an Iranian exile group reviled by Tehran called the Mujahedeen-e-Khalq, or MEK.
Rouhani had set the same condition for meeting with Trump at least twice before, however, he retreated from his readiness to negotiate on September 3 and said: "Our policies are determined by the leader of Iran [Khamenei] and there is no difference in Iran over national issues".