Get all our news and commentary in your inbox at 6 a.m. ET. email We Don’t Have Enough Information to Evaluate Arguments for a New ICBM The Biden administration should follow precedent and commission an independent look at the case for the Ground Based Strategic Defense program. May 3, 2021 The politics of American nuclear modernization are heating up. As defense budgets come under increased scrutiny, lawmakers are taking a close look at the future of the ground-based leg of America’s nuclear triad. On the current course, the country’s 400 single-warhead, silo-based LGM-30G Minuteman III intercontinental ballistic missiles are slated for modernization and replacement with a new nuclear missile known as the Ground-based Strategic Deterrent.