Delays in Navy’s next-gen submarine threaten US seapower, report says 14 July 2025

Then-Vice Chief of Naval Operations Adm. Lisa Franchetti tours a Rhode Island facility responsible for helping make Virginia- and Columbia-class submarines in October 2023. Image courtesy of Chief MC Amanda R. Gray via Defense News.

A report to Congress sent by the Congressional Research Service stated the development of the Navy’s Next-Generation Attack Submarine (SSN(X)) is projected to be significantly delayed. The Congressional Research Service report lists among its issues for Congress the possible impact this delay could have on U.S. global seapower and warfighting capabilities, specifically “on the future U.S. ability to maintain undersea superiority and fulfill U.S. Navy missions.”

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