Framework: Aims, Methods, Theories -- 1. Achievements of United States Foreign Policy, 1898-2000 -- 2. Failures of United States Foreign Policy, 1898-2000 -- 3. Sources of Success and Failure -- 4. Power Fitness, and Influence at the Cusp -- 5. Alternative Futures, A.D. 2000 to 2025 -- 6. Lessons from the Past, Guidelines for the Future