During Team Spirit exercises in March 1984, Soviet Victor-class submarine K-314 shadowed USS Kitty Hawk’s task force, lost contact in thick fog, and rose to periscope depth to relocate the carrier.

Here’s What You Need to Know: Kate Hudson from the Campaign for Nuclear Disarmament told The Guardian that the 1974 incident, which became public only in 2017, exposed the “enormous risks” of nuclear ...