National Security Archive: "The first comprehensive U.S. nuclear war plan, produced in 1960, was controversial within the U.S. government because top commanders and White House scientists objected to its massive destructiveness—the “high level of damage and population casualties”—according to newly declassified histories published today by the National Security Archive. The war plan also appalled Secretary of Defense Robert McNamara, who wanted to find ways to curb its overkill, but the first nuclear plan revised on his watch remained massively destructive."