Argentina’s libertarian leader Javier Milei scored sweeping victories in key regions during the country’s midterm elections Sunday, securing a strong mandate to push forward his aggressive free-market agenda, now buoyed by billions in support from the Trump administration.

In a vote widely viewed as a test of Milei’s two years in power , his La Libertad Avanza party captured more than 40% of ballots, outpacing the left-leaning populist opposition movement, known as Peronism, and surpassing most forecasts.

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