Papers prepared for a conference called by the Center for Policy Study at the University of Chicago and held in April 1974.

The international political system and the U.S. system of alliances /Morton A. Kaplan -- Uncertainty and security policy / Morton A. Kaplan -- National security in fortress America / Donald G. Brennan -- In defense of fortress America: autarky as an alternative to isolation and interdependence / Philip A. Karber and R. William Mengel -- The Great Society in a little America?: political and social values and institutions / Cyril E. Black -- Fortress America and the promise of American life: the contours of American responsibility / Lewis A. Dunn -- Domestic politics in fortress America / Robert J. Pranger -- U.S. economic policies and the costs of national security / Robert Z. Aliber -- Fortress America or a world of hope?: technology / R.U. Ayres -- Resources and the political options facing the United States / Stedman B. Noble -- The rich man's burden: an examination of environmental consequences of isolation for the United States / Charles Cheney Humpstone -- Science, isolation, and international relations / Manfred Kochen.