Examines the role of the U.S. in NATO. The author finds the sources of many current problems and singles out two basic weaknesses: the failure of the European NATO Allies to form a European defense community, and the parallel U.S. decision to rest NATO's defense on U.S. nuclear forces. Suggests some directions for NATO strategy, force posture, arms control policies, and East-West relations. Photos, tables and figures. Glossary. Index.