Rich site, from the University of Virginia's Miller Center of Public Affairs, has a wealth of primary sources including public papers, party platforms (from 1840-present) , speeches, video, and audio.

Provides biographical sketches and years in Congress. Searches are by name, position, state, party, year or Congressional session.

The site proclaims "Your Guide to the Money in US Elections." Detailed and virtually complete guide to campaign finance in the United States. Information about donations to campaigns at every level (local,state, and national) and from every source (individual to PAC). Created and supported by the Center for Responsive Politics, a respected political watchdog group.

The Database contains over two hundred pieces of information about each case decided by the Court between the 1953 and 2016 terms. Examples include the identity of the court whose decision the Supreme Court reviewed, the parties to the suit, the legal provisions considered in the case, and the votes of the Justices.

Access to a vast amount of information from Congress, including ability to search for bills and resolutions, public laws, roll call votes, current activity in Congress, Congressional Record, legislative schedules and calendars, committee information, presidential nominations, treaties and links to other online legislative and governmental resources.

Official web site of the United States government contains links to federal, state, local and tribal political sites with a wealth of online information, services and resources.

Full profiles provide an instant guide to history, politics and economic background of countries and territories, and background on key institutions. They also include audio and video clips from BBC archives.

The World Factbook provides basic intelligence on the history, people, government, economy, energy, geography, environment, communications, transportation, military, terrorism, and transnational issues for 266 world entities.

CountryReports delivers unique content on Culture, Countries and Travel from around the world. Students, tourists, libraries, business and researchers appreciate our ability deliver hard to find, fun and current information.

These research guides focus on individual nations, providing information resources on their constitution and executive, legislative and judicial branches. You will also find legal guides and general sources on these countries.

As you might suppose from the name, these fact sheets provide information on economic conditions, geography, government & political conditions, history, people, & U.S. relations for many nations. Compiled by the U.S. Department of State.

Country profiles prepared by World Bank staff are available for many nations. This site provides direct links to the World Bank data catalog for each country along with access to the latest publications, news items, and development topics published by, or related to, World Bank operations.

The CSES is a collaborative program of research among election study teams from around the world.

The "Comparative Political Data Set" (CPDS) is a collection of political and institutional country-level data provided by Klaus Armingeon, Sarah Engler and Lucas Leemann at the University of Zurich (Switzerland) and the Leuphana Universität (Germany). It consists of annual data for 36 democratic countries for the period of 1960 to 2020 or since their transition to democracy.

Eurostat, the statistical office of the European Union, provides statistics at the European level that enable comparisons between countries and regions. Users can bulk download tables and access full metadata and documentation for data that measures indicators across a range of socio-demographic and economic indicators.

The QOG Institute at the University of Gothenburg studies good governance and corruption on a global scale. QoG provides a range of datasets available for free, and data visualization tools. QoG Standard Dataset contains the most qualitative variables from the Standard Dataset. The QoG Expert Survey is a dataset based on our survey of experts on public administration around the world, available in an individual dataset and an aggregated dataset covering 107 countries.The QoG OECD dataset covers countries who are members of the OECD. The EU Regional Data consists of 450 variables from Eurostat and other sources, covering three levels of European regions - country, major socio-economic regions and basic regions for the application of regional policies.