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UK responds after Argentina renews claims to Falklands and sanctions oil fields

Published 12:31 4 Sept 2026 BST

Updated 12:31 4 Sept 2026 BST

Christian Buschardt
UK responds after Argentina renews claims to Falklands and sanctions oil fields

Homenews

Argentinean President leveraging Donald Trump's perceived indifference toward British defence

Argentinean President Javier Milei has escalated sovereignty claims over the Falkland Islands by threatening punitive sanctions against oil companies operating in the region's Sea Lion oilfield. 

The hardline move follows remarks from Donald Trump suggesting the US might not intervene to defend the British territory in any future conflict. 

Javier Milei vowed to “recover” the islands while on national TV.

The formal UK defence’s commitments to the Falklands remains “absolutely unshakable,” said Defence Secretary Wes Streeting on X.

“Milei’s statement overnight tells us more about domestic politics in Argentina than it does about the Falkland Islands.

“The Falklands are British because Falkland Islanders choose to be British,” Streeting added.

The confrontation escalates economic pressure on the Falkland Islands over untapped offshore oil, alongside the UK government's dismissal of Milei's rhetoric as domestic political theatre.

The UK response came after the Argentinean president reiterated his country’s sovereignty over the Falklands, saying he would sanction oil companies working “under the British occupation” within the island’s shores.

“The Falklands are Argentine. Historically and legally,” said Milei in an address to the nation.

“There can be no argument. They are part of the Argentine territory.”

Milei added that “islanders on their usurped territory do not have a legitimate right to self-determination and any argument on any such self-determination is invalid.”

Milei denounces the “clear and present danger” of Israeli and British owned oil extractors in the Sea Lion, designed to begin in 2028.

“If we do not act swiftly in a few months, they will have the material capacity to access the oil that lies underneath our sea. 

“Something that has never happened before.”

Foreign Secretary Ed Miliband spoke on matter, saying that the UK's position on the Falklands is unwaveringly strong.

Miliband says the islands will remain under British sovereignty due to the "overwhelming position" form the people living in the Falklands.

The geopolitical fallout of US detachment from traditional alliances has accentuated the ongoing tensions between the UK and Argentina.

Milei also stated that the US was “assessing their historical position in regard to the Falklands.”

He added that these words were not empty, as the US understands that “Argentina is a reliable partner and a valuable ally for decades to come.”

When asked if he would come to aid the British if an invasion were to happen, Trump said: “Well look, I was there when they had the first war.

“That was a long time ago and I watched it so carefully, and you comported yourselves very well.

“You took it back pretty strongly, but it’s a long way away. That’s a big trip, it’s a long way.”

Trump adds his views on the lack of help from the UK in the ongoing Iran war

“So, your country’s not doing well. Don’t forget, you get a big percentage of your oil from the Strait of Hormuz, and you weren’t there to help me,” he said.

“Your country was not there to help me. We didn’t need help, but I did ask Nato, and I asked your former leader, ‘why didn’t you send a couple of ships?’

“He said we don’t have any, and it was pretty sad, the whole thing. So Nato was not there.

“Most of those countries get a big portion of their oil from there. So we’re doing that by ourselves.”