Zarif is not the only state official to have chimed in on the Twitter feud.
Trump's tweeted warning late Sunday to Iranian PresidentHassan Rouhani - all in capital letters, the digital equivalent of shouting - sparked questions about Washington's strategy towards the Islamic republic.
The Republican leader's response was reminiscent of the belligerent tone he took with North Korea a year ago.
"Europe isn't immune to Iran-backed terrorism".
MARTIN: So does that mean regular Iranians are both irked at the US for reimposing these sanctions and also at their own government for not having these structural safeguards put in place?
The same news agency quoted Armed Forces Chief of Staff Major General Mohammad Bagheri as saying US threats would draw a "strong, unimaginable and regrettable" response from Iran, according to Reuters.
Separately, Iran's parliamentary speaker on Tuesday described Trump's comments as "the words of a troublemaker". At the same time there is little doubt that Trump's unpredictability has unnerved many in the Iranian regime. "COLOR US UNIMPRESSED", Zarif said, adding that "we've been around for millennia & seen fall of empires, incl our own, which lasted more than the life of some countries".
Tehran claims that Trump's belligerent foreign policy has isolated the United States globally, and that the European Union and many other countries stand with Iran.
However, National Security Advisor John Bolton echoed the president's tough rhetoric in a statement Monday.
A senior commander of Iran's Revolutionary Guard was quoted in Iranian media saying "Iran will resist pressure from the enemies" and that Trump's threats against the country amounted to "psychological warfare", Reuters reported.
Democrats have expressed alarm about Trump's Iran bluster. "And we'll see what happens, but we're ready to make a real deal, not the deal that was done by the previous administration, which was a disaster", he said.
But Ghaemi, speaking via Skype, said the Trump administration's other policies hurt average Iranians.
"The United States under President Trump will not stay silent either", he said.
Under the deal struck between Iran and six major powers - Britain, China, France, Germany, Russia and the United States - in Vienna in 2015, Tehran agreed to curb its nuclear activities in exchange for the lifting of crippling economic sanctions. I think Iranians were sort of thinking, well, what do we do now?
Serge Pauwels of Dimension Data was knocked out of the race after breaking his right elbow in a crash near the end. The racing returns on Tuesday with Stage 16, a 218-kilometre mountain trek from Carcassonne to Bagnères-de-Luchon.
Based on the sudden turn in his health, the Fiat-Chrysler board named longtime Jeep executive Mike Manley as CEO. CNH Industrial, which Marchionne also chairs, named Suzanna Heywood, as his replacement.
A ME native is on the list of US officials that Russian President Vladimir Putin says he'd like his prosecutors to interrogate. Marco Rubio of Florida, said on CNN's " State of the Union " that he believed the warrants to monitor Page were justified.
Barcelona praised him as a "daring, pacey forward with an ability to shoot from distance" who has "a great future ahead of him". Roma have rekindled their interest in Chelsea linked winger Leon Bailey after losing out on Malcom to Barcelona this summer.
The UK Government insists that any backstop position should include the UK as a whole. "The Government has done that work". During her visit, the prime minister is also due to speak to young people in Belfast about Northern Ireland's future.
University of Hawaii's Dave Tholen and Northern Arizona University's Chad Trujillo are also part of the planet search team. A new bumper haul of moons has been discovered by accident around Jupiter, with one of them described as an " oddball ".
Harry Kane and Mohamed Salah are two of ten nominees for the 2018 FIFA Best Men's Player award, also known as the Ballon d'Or. France could sweep the main awards with Didier Deschamps and Zinedine Zidane heading 11 candidates for the best men's coach.
So the only way he figures that he's going to get reelected - as sure as you're sitting there - is to start a war with Iran. The analyst added that "neither Iran, nor any other country is interested in escalating tensions in the region".
Whittaker has said she is confident there will not be similar revelations related to Doctor Who in six months time. Here are six of the key details we learned while spending the first day of Comic-Con with Doctor Who .
Some Syrians have opted to be evacuated to northern Idlib province, where the opposition still holds territory. Some 422 volunteers and family members were taken to Jordan via the Israeli-occupied Golan Heights overnight.
The average annual income of North Koreans was just 5% of that earned by people in the South, the central bank estimated. But since then, Mr Trump has suggested that dismantling North Korea's nuclear arsenal could be some way off.
Yesterday, Mr Trump accused opponents of preferring to go to war rather than seeing good relations with Russian Federation . Votel said he has not asked for such a waiver and is awaiting direction from the White House.
Former Fiat Chrysler boss Sergio Marchionne has died
Fiat Chrysler rushed to name a new CEO last weekend after it became clear that Marchionne would not be able to return to work. EXOR NV, the holding company of Fiat's founding Agnelli family, confirmed the news in a brief statement .
Unai Emery wants to revive Mesut Özil’s confidence
The Telegraph has claimed that a whole host of Arsenal first-team players face uncertain futures in the coming weeks. "We are also thinking about the players who were with us previous year and whether we need them to stay with us".
Manchester City vs. Borussia Dortmund - Football Match Report
Jorginho played under Maurizio Sarri at Napoli and Chelsea's new head coach was keen to be reunited with him at Stamford Bridge. If they are exhausted and they don't want to fight for the Community Shield, play at Arsenal, then stay on holidays.
No hurry on North Korea denuclearisation
On Tuesday Trump said he had misspoken and that he had complete faith in USA intelligence agencies and accepted their conclusions. Trump tweeted the remark on Wednesday, promising " big benefits and exciting future " for Pyongyang " at end of process ." .