The Strategic Defense Initiative intensified study of defending America against nuclear missile attack, but even a perfect SDI would leave North America open to attack from bombers and cruise missiles. The neglected topic of continental air defense was the focus of a conference held at the Center for Science and International Affairs at Harvard's John F. Kennedy School of Government.

The Strategic Defense Initiative intensified study of defending America against nuclear missile attack, but even a perfect SDI would leave North America open to attack from bombers and cruise missiles. The neglected topic of continental air defense was the focus of a conference held at the Center for Science and International Affairs at Harvard's John F. Kennedy School of Government.