The American History Review begins with Reconstruction, covers the expansion of the United States, imperialism and war, isolationism, the Cold War period, Cold War politics and society, and the Post-Cold War era. A complete answer key follows each practice exam, along with detailed explanations for every test item. By studying the review and completing the practice exams, you can discover your strengths and weaknesses, tailoring your valuable study time for maximum benefit. After completing the review and practice exams, you'll be well prepared for the CLEP History of the United States II. The computer-based practice exams offer the added benefits of enforced time conditions, automatic scoring, and the experience of computer-based testing. System Requirements: CPU: 75 MHz Pentium or compatible. 300MHz or higher recommended. Operating System: Windows, including 95,98 Me, 2000 and XP. RAM: 64MB available minimum 60 MB Hard Disk space available.