内容简介：
The timelines in this series provide an important learning tool that allows the reader to quickly grasp the key points and highlights from each historic event. Each book follows some aspect of America's progression as a county through such topics as the slave trade, Congress, the life of Thomas Jefferson, and the history of the White House. The timelines pinpoint crucial events and facts from each book, and the narrative text provides the historical context for each subject. Each book in the series includes a phonetic glossary and is written in easy-to-read language that will give readers of all levels a comprehensive and informative look at the story of America.