The $1.2 trillion cost of modernizing the nation’s nuclear arsenal over the next 30 years has renewed debate about whether all of the Pentagon’s new programs are actually necessary. The Pentagon is in the midst of reviewing the U.S. nuclear weapons posture as it builds budgets for fiscal 2019 and beyond. In the meantime, the Congressional Budget Office (CBO) reviewed the cost of plans from 2017 to 2046 and found that while incrementally upgrading nuclear forces would cost about ...


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