The 1980s and 1990s marked a time of dramatic economic and political change in the United States, a period also marked by the end of the Cold War, United States involvement in the Persian Gulf and the impeachment of a sitting president. The presidencies of Ronald Reagan, George Bush and Bill Clinton provide the backbone for this dramatic period in a program that traces the major figures and events that impacted the last 20 years of the 20th century. Teacher's guide included. .