Media playback is not supported on your device. 19659002] Media caption A timeline of what Trump said about the Iran deal
He agreed with Trump that any agreement should include a broader agreement on Iran's influence in the Middle East and cover the country's nuclear activities in the longer term should. and its Ballistic Missile Program
He said he will work with Trump to create a "new framework" in the Middle East, and Syria in particular.
His comments came at the end of a state visit to The two leaders discussed differences in world trade and in the environment, including the possibility that the US could rejoin the Paris Climate Agreement.
On Wednesday, Macron used a speech in front of the common houses of the US Congress, about Nationalism and Solutionism, which was seen as a barely concealed attack on Trump's America First agenda.
What does the current Iran deal involve?
Under the agreement reached under Trump's predecessor Barack Obama, Iran agreed to limit its controversial nuclear program to easing economic sanctions.
The agreement was reached between Iran and six world powers – the US, Britain, France, Germany, China and Russia.
- Iran nuclear agreement: key details
Under this agreement, Iran's ability to enrich uranium is severely limited – the number of centrifuges it can install has been limited and its uranium stock has been drastically reduced. The restrictions are expected to expire in 2025.
Iran has also agreed to rebuild the nuclear reactor in Arak so that it can no longer produce weapons grade plutonium and to allow International Atomic Energy Agency inspectors to be deployed to any area in the country
If any aspect of the agreement is violated UN sanctions continued for 10 years.
Why does Trump refuse?
Warning about "big problems" when Iran resumes its nuclear program, Mr. Trump said on Tuesday that a "bigger" deal would be possible but had to build on "solid" foundations.
"They should have reached an agreement on Yemen, which extended to Syria and encompassed other parts of the Middle East."
The US President complained long about the agreement – signed by the US, Iran, Russia, China, France, Britain and Germany – does nothing to stop Iran's support for militant groups in the region, such as the Lebanese Shiite Hezbollah ,
- Trump threatens "big problems" for Iran
Mr Trump is also calling for signatories to the pact to agree on permanent restrictions on uranium enrichment.
In January, he signed a waiver of US sanctions on Iran for 120 days, saying that this was the last time he would extend the sanctions. The next waiver is to be signed on 12 May.
US Army Chief of Staff Gen. Joseph Votel described Trump's concerns about Iran's influence in the region as the largest long-term security threat in the Middle East.
"[Iran’s] A very aggressive approach for the region to spread its revolutionary rhetoric and regime focus here is very, very obvious," he told the BBC.
How does Iran see that?
A senior adviser to Iranian Supreme Leader Ayatollah Ali Khamenei said Tehran will not accept a change in the nuclear deal.
"If Trump ends the deal, Iran will safely pull out of Iran … Iran will not accept a nuclear deal that will bring us any benefits," said Ali Akbar Velayati.
He also excluded Iran's influence in the Middle East
"This is our region," he said. "We are in our own region and it is legitimate."
Iranian President Hassan Rouhani has said that US and French leaders have no "right" to renegotiate a seven-party agreement.
Iran is taking "important steps in relation to our nuclear technology," he said Wednesday, but added that the measures were "peaceful."