Addressing the world leaders at the 77th session of the United General Assembly on Wednesday, Iran President Ebrahim Raisi in his debut speech expressed displeasure over the breakdown of the 2015 nuclear accord and accused the United States of “trampling upon” Tehran's aspirations.

At UN, Iranian President Raisi targets US over nuclear accord, says 'serious about reviving' it  

As Iran prepares to restart nuclear talks with western nations, President Ebrahim Raisi's regime insisted that the US should provide guarantees that it will not pull out of the 2015 nuclear deal in the future.

Either we agree on everything or agree on nothing: Iran warns US over nuclear deal

As Iran and the US tussle over the revival of the 2015 nuclear deal, the Biden administration said that its "patience is not unlimited". Watch: Tehran has not formally responded to the US offer last week for talks with Iran in a joint meeting with the countries that negotiated the deal.

Our patience is not unlimited, US on nuclear deal with Iran

How close is Iran to producing a nuclear bomb?

Hours after European allies Britain, France and Germany formally accused Iran of violating the terms of its 2015 nuclear deal to curb its nuclear programme, Iran hit back saying the usage of dispute mechanism is a legally baseless and strategic mistake.

European powers in nuclear deal using dispute mechanism is a 'strategic mistake', warns Iran foreign minister

The EU's diplomatic chief warned Friday that it may not be possible to save the Iran nuclear deal, as the bloc's foreign ministers held emergency talks on the Middle East.

European Union warns Iran nuclear deal may collapse

Iran hit back at a US offer of negotiations on Thursday, saying Washington had violated the terms of the last big deal they agreed, the 2015 nuclear accord. US President Donald Trump pulled out of that nuclear accord - which curbed Iran's atomic activities in return for sanctions relief - in May, saying it did not go far enough.

Iran dismisses US offer of talks, says Washington broke last deal