President Donald Trump has instructed the United States military to restart nuclear testing for the first time in more than three decades. He cited the actions of other nations as the reason for this move, even though North Korea remains the only country to have carried out a nuclear test in the past 25 years. The announcement has raised global concern over the possibility of a renewed arms race. How soon will the United States conduct its first test, and what could this mean for global security? Palki Sharma explains the implications of Trump’s bold decision.