American Political Thought
- Immigration to the United States: 1789-1930 (Harvard University Library)
- American Memory Timeline (Library of Congress)
- 100 Milestone Documents (National Archives)
- American Experience (PBS) provides a chronological list of historical topics with links to online resources
- Internet Modern History Sourcebook (Fordham University)
- Encyclopedia of American Political History
- Historical Census Browser, 1790-1960 (University of Virginia Library)
- Statistical Abstracts
- Proquest Statistical Insight
- American FactFinder
Databases for Newspaper, Magazine and Journal Articles
- Political Science Complete Citations and abstracts to political science literature, 1975 to present.
- America: History and Life Citations and abstracts for publications covering all aspects of U.S. and Canadian history, culture, and current affairs.
- New York Times Historical Collection Full page and article images of the historical New York Times from 1851-2001.
- Ethnic News Watch Full-text articles from newspapers, magazines, and journals of the ethnic, minority, and native press
- LexisNexis Academic and Access World News Full-text articles from newspapers around the country and the world.