The agreement is due to be officially signed in Geneva on Friday
The US and Iran say they've reached a deal to end their war.
The agreement is due to be officially signed in Geneva on Friday.
In a post on social media, Donald Trump says it will mean the Strait of Hormuz will re-open immediately and Tehran will never be allowed to have a nuclear weapon.
While Iran has declared an end to the war on all fronts, including in Lebanon.
Meanwhile, the price of oil has fallen by over 4 per cent in response to the announcement from the US and Iran of an outline for a peace agreement.
Stock markets around the world have also surged - with the Nikkei ((PRON: nih-KAY)) in Japan up 5%.
The FTSE 100 in London has also opened strongly.
Foreign Affairs Minister Helen McEntee has welcomed the announcement that an agreement has been reached.
She says she hopes there can now be full engagement from all parties to implement the terms, to "achieve a just and lasting peace across the region", including in Lebanon.
Minister McEntee says she'll discuss the latest developments with her EU counterparts when they meet in Luxembourg today.

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