Pope Francis will today celebrate his first Easter Sunday since his election earlier this month.
He will lead an open-air mass in St. Peter's Square before delivering an address to the world from his papal balcony.
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The letter was signed by the CBI, British Chambers of Commerce, the EEF, the Institute of Directors and the Federation of Small Businesses.
A spokesperson said Rory Stewart's remarks were in line with the British government’s stated position.
The minister's intervention will come a week after Trump decertified the landmark agreement claiming it was not in the US national interest.