In this photo released by official website of the Office of the Iranian Presidency, President Hassan Rouhani speaks in a meeting in Tehran, Iran, Jan 14, 2020. (IRANIAN PRESIDENCY OFFICE VIA AP)

TEHRAN - Iranian President Hassan Rouhani said on Wednesday that the Islamic Republic would take decisive action should the US government attempt to deal a political blow to the landmark 2015 Iranian nuclear deal, internationally known as JCPOA, according to Tasnim news agency.

The United States has so far dealt economic blows to the JCPOA, Rouhani said, adding that if it seeks to harm the nuclear agreement politically, Iran will not tolerate it and will take a decisive action

The United States has so far dealt economic blows to the JCPOA, Rouhani said, adding that if it seeks to harm the nuclear agreement politically, Iran will not tolerate it and will take a decisive action.

ALSO READ: Fars: Iran issues warrant for Trump over top general killing

He also described the support of the UN Security Council (UNSC) for the JCPOA at its Tuesday meeting as a "display of another political defeat for the United States."

Rouhani stressed that Iran will immediately begin to honor its JCPOA commitments in full as soon as the other parties fulfill their JCPOA commitments.

ALSO READ: Rouhani pledges 'crushing response' if US extends arms embargo

Rouhani's remarks came after US Secretary of State Mike Pompeo on Tuesday urged the UNSC to extend an arms embargo on Iran that expires in October.

Under the UNSC Resolution 2231, which endorses the Iran nuclear deal, the arms embargo on Iran will be lifted in mid-October. Tehran said it would not accept renewal of the embargo.

READ MORE: Iran welcomes 'constructive' measures to save nuclear deal