These documents provide a collection of websites related to various topics and standards in United States history. The websites offer primary sources, interactive lessons, multimedia resources, and historical documents that teachers and students can use to learn about key events and themes in the development of American political thought, industrialization and urbanization, the role of religion, and the rise of the U.S. as a world power. The annotations describe what historical content, activities, or tools can be found on each of the listed websites.