Milei is a far-right libertarian politician who was elected president of his country last November. An economist and television pundit who has been compared to Trump, he entered politics in 2021 after railing against Argentina's "political caste."

Argentina said on Thursday it would “re-evaluate” its role in global climate talks after walking out of the COP29 summit, fuelling concerns that the South American country could become the first to follow Donald Trump’s threatened exit from the landmark Paris agreement.