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Media captionSecurity correspondent Frank Gardner appears to be like on the proof the US says proves Iran’s involvement in Thursday’s assaults

US President Donald Trump has dismissed Iran’s insistence it had no involvement with the assaults on two oil tankers within the Gulf of Oman.

Mr Trump cited footage that Washington says reveals Iranian forces in a small boat taking an unexploded mine off the hull of one of many ships.

UN Secretary Basic Antonio Guterres stated the reality wanted to be “clearly established”.

Russia has warned towards drawing “hasty conclusions”.

The blasts got here a month after 4 oil tankers had been broken in an assault off the coast of the United Arab Emirates. The US blamed Iran for that assault, however didn’t produce proof. Iran additionally denied these accusations.

Tensions between the US and Iran have escalated considerably since US President Donald Trump took workplace in 2017. He deserted a nuclear deal that was brokered by the Obama administration and considerably tightened sanctions on Iran.

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Media captionIranian TV footage reveals a burning tanker

What did Trump say?

Chatting with Fox Information, he stated Iran “did do it”.

“I assume one of many mines did not explode and it is most likely obtained primarily Iran written throughout it. And also you noticed the boat at night time making an attempt to take the mine off and efficiently took the mine off the boat, and that was uncovered,” he stated.

He additionally stated it was unlikely that Iran may shut the Strait of Hormuz – a significant transport lane by which a 3rd of the world’s seaborne oil passes yearly – but when it did, the strait wouldn’t stay closed “for lengthy”.

Mr Trump’s intervention got here after Secretary of State Mike Pompeo stated the weapons used, the extent of experience wanted to hold out the assaults and, current related Iranian assaults on transport confirmed Iran was behind it.

US Defence Secretary Patrick Shanahan stated the US could be sharing intelligence to attempt to “construct worldwide consensus to this worldwide downside”.

How has Iran responded?

Iranian President Hassan Rouhani on Friday accused the US of posing “a severe menace to stability within the Center East”, with out referring on to the assaults within the Gulf of Oman.

He reiterated a name for worldwide events to the 2015 nuclear deal to honour their commitments, following a unilateral withdrawal by the Trump administration.

International Minister Javad Zarif on Twitter accused the US of creating an allegation “and not using a shred of factual or circumstantial proof” and making an attempt to “sabotage diplomacy”.

The footage launched by the US on Thursday is reasonably extra convincing than the circumstantial proof it had offered earlier.

The small white patrol craft within the video is typical of the sort utilized by Iran’s IRGC (Revolutionary Guards) Navy within the Gulf. Lately, the IRGC Navy has steadily supplanted Iran’s standard Navy all alongside Iran’s Gulf coast, from its border with Kuwait within the north all the way in which all the way down to Pakistan and the Arabian Sea. Its forces have constructed up a formidable flotilla of small, high-speed, hard-to-detect assault craft armed with mines, missiles, torpedoes and drones.

IRGC commandos usually practise covert operations and simulated assaults. A few of their craft have are available shut proximity to US Navy warships within the Gulf in recent times and there stays the danger of a conflict at sea.

Iran has denied any involvement in Thursday’s assaults, saying they had been carried out by somebody trying to derail Iran’s relations with the worldwide group. There’ll seemingly be doubts in Tehran as as to whether this video is real.

What we all know in regards to the explosions

In response to the US account of events, US naval forces within the area obtained misery calls from the Norwegian-owned Entrance Altair at 06:12 (02:12 GMT) and from the Japanese-owned Kokuka Brave at 07:00, following explosions, and moved in the direction of the world.

It stated the united statesBainbridge noticed Iranian naval boats working within the space within the hours after the explosions, and later eradicating the unexploded mine from the aspect of the Kokuka Brave.

The crews of each vessels had been evacuated to different ships close by. Each Iran and the US later launched footage displaying rescued crew members on board their vessels.

BSM Ship Administration, which manages the Kokuka Brave, stated the ship’s crew deserted ship after observing a hearth and an unexploded mine.

Nevertheless Yutaka Katada, the president of the ship’s operator, Kokuka Sangyo, stated members of the crew had reported “that the ship was attacked by a flying object”.

The Kokuka Brave was about 30km (20 miles) off the Iranian coast when it despatched its emergency name.

The Entrance Altair was carrying naphtha, a petroleum product, from the United Arab Emirates to Taiwan. The Kokuka Brave was carrying methanol from Saudi Arabia to Singapore.

In response to international satellite tv for pc monitoring firm Iceye, the harm to the Entrance Altair prompted some oil spill within the waters across the ship.

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Picture caption

A radar satellite tv for pc picture reveals suspected oil slicks within the water across the Entrance Altair

Oil costs jumped as a lot as four% after Thursday’s incident.

Why are US-Iran tensions so excessive?

In 2018, the US pulled out of the landmark nuclear deal reached in 2015 that was aimed toward curbing Iran’s nuclear actions. The transfer was strongly criticised by quite a few international locations, together with the closest allies of the US.

In Might, President Trump tightened US sanctions on Iran – primarily concentrating on its oil sector. Iran then introduced it will droop some commitments below the nuclear deal.

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Media captionWhy does the Strait of Hormuz matter?

In current months, the US has strengthened its forces within the Gulf – saying there was a hazard of Iranian assaults. It despatched an plane service strike group and B-52 bombers to the area.

In response, Iran accused the US of aggressive behaviour. These tensions rose markedly after the 12 Might limpet mine assaults within the UAE.

The UAE blamed an unnamed “state actor”. The US stated that actor was Iran, an accusation Tehran denied.

Whereas it’s unclear why Iran would perform a comparatively low-level assault on the multinational tankers, observers have speculated that it may have been to ship a sign to forces ranged towards it that it’s able to disrupting transport there with out triggering a struggle.