Nuclear Notebook

Nuclear notebook

Declassified: US nuclear weapons at sea during the Cold War

Newly declassified documents from the US Defense Department show how many nuclear weapons the United States deployed at sea between 1953 and 1991. The documents, which give totals for the Atlantic Ocean, Pacific Ocean, and Mediterranean Sea, show that the number of US nuclear weapons afloat peaked in 1975 at 6,191 warheads, at the time nearly 23 percent of the US nuclear weapons stockpile....