Agreement was struck despite ⁠an Israeli strike on Lebanon on Sunday that drew criticism from both Iran and Trump

• Middle East crisis – live updates

A peace deal between the US and Iran has been reached following nearly four months of fighting in the region, Donald Trump announced in a post to social media.

In a statement posted to Truth Social Sunday evening, the US president announced the opening of the strait of Hormuz as well as the removal of the US naval blockade. “Ships of the World, start your engines. Let the oil flow!”, said Trump in the celebratory post.

US president says in online post he reserves ‘ultimate alternative’ if Tehran refuses to sign agreement

Donald Trump said on Saturday that the US is set to sign a new agreement with Iran the following day, claiming that the deal would prevent Tehran from obtaining a nuclear weapon, as well as reopen the strait of Hormuz to international shipping.

In a Truth Social post, Trump said that Iran “no longer want a Nuclear Weapon, nor will they have one, either through purchase, development, or any other form of procurement”.

US president dismisses Iranian media reports agreement is close, despite earlier suggesting a deal could be signed this weekend

Prospects for an immediate end to the war between Iran and the US remained uncertain on Friday amid a chaotic series of conflicting claims and counter-claims by US and Iranian officials about ongoing negotiations.

Donald Trump seemed to distance himself from his earlier comments that suggested a preliminary agreement could be signed as soon as this weekend, with a series of angry social media posts describing the Iranians as “very dishonorable people to deal with”.