Nuclear spending by top 9 world powers surged to $91.4B in 2023, watchdog says 0 17.06.2024 16:44 United Press International (UPI.com) Spending on nuclear weapons by the world's nine nuclear-armed states jumped by an estimated 13.4% to $91.4 billion led by the United States which accounted for more than half of the total spend, says a new report.