In his article Mr Johnson writes: "America is turning up the pressure and we want the United Kingdom by our side".
Iran announced on Saturday that it will bring back home a second batch of 20%-enriched uranium which has been kept in Russian Federation under the 2015 nuclear deal to be used in Tehran Research Reactor.
But Mr Trump pulled America out of the deal, which was struck by his predecessor Barack Obama, three months ago because Mr Trump believes it is not stopping Iran from meddling the Middle East.
"It's a disloyal attitude towards the honest position of Iran and the blood of the martyrs this country has spilled to defend the land of Iraq" against jihadists, said Moujtaba al-Hussein. He used the government's Brexit rhetoric to support his case, saying that "global Britain" should use its "considerable diplomatic power and influence" to force a change of approach. He added, "The President has been explicit: any businesses that put their commercial interests in Iran ahead of the global good will risk serious consequences for their trade with the U.S".
Transfer: Zidane makes contacts with Manchester United, wants Mourinho's job
Instead Zidane will instead take a year off to relax following the mental stress he was under at Real Madrid . "I just don't see United getting closer to City".
Iran and Iraq - enemies in a brutal eight-year war that ended in 1988 - have developed close ties since Iraqi leader Saddam Hussein was toppled in 2003 by a USA -led invasion.
"We made it clear that we regard the nuclear deal as an important part of the region's security".
In a controversial move, President TrumpDonald John TrumpIvanka Trump condemns white nationalist rallies: There is no place for neo-Nazism in US Sunday shows preview: Virginia lawmakers talk Charlottesville, anniversary protests Poll: Trump disliked as strongly as Nixon before his resignation MORE pulled the USA out of the deal in May, breaking with longtime European allies.
But last week members of the European Union reiterated their desire to remain in the deal and even moved to protect other countries that continue doing business with Iran despite USA sanctions that threatens to punish them.
The Iraqi prime minister will then head to Iranian capital Tehran on Wednesday to hold a series of meetings, French media reported.