Tuesday’s press conference in the Oval Office was already unusual, with Elon Musk standing behind President Donald Trump at the Resolute Desk to talk about the Department of Government Efficiency – illustrating the power the world’s richest man now holds.

Musk has met Milei regularly in recent months and praised his austerity and state cutbacks for helping Argentina overturn a deep fiscal deficit after years of over-spending while

Musk's first wife, Justine Wilson, is a fantasy and sci-fi author with whom he had six children. Their first child, Nevada Alexander Musk, was born in 2002 but tragically died due to Sudden Infant Death Syndrome. The couple later had twins, Griffin and Vivian, in 2004, followed by triplets, Kai, Saxon and Damian, in 2006.