The cost of maintaining and modernizing the United States’ nuclear arsenal is expected to soar to nearly $1 trillion over the next decade, marking a 25% increase from previous estimates, according to a new report from the Congressional Budget Office, USA Today reported.

The United States will spend approximately $946 billion between 2025 and 2034 on its nuclear weapons program, according to an April 24 report by the nonpartisan Congressional Budget Office.

The sum covers the cost of sustaining, operating, and modernizing the country’s nuclear warheads; the delivery systems, including bombers, submarines, and intercontinental ballistic missiles; and the infrastructure that supports their development and production.

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