Political Science and Public Policy: Primary sources & data

Repository of research data

Archive of social science datasets.

Select U.S. federal documents available in XML.

Find datasets stored across thousands of repositories on the Web.

Spreadsheet of a wide range of datasets for social research.

Archive of qualitative and multi-method data in the social sciences.

Data and analysis on political violence and protest in the developing world.

All military and non-military coup attempts in the world since 1946.

Collects and organizes data from archived sources to track public budgeting and policy outcomes across countries.

Quantitative data in international relations.

Measure democratic performance for 165 countries, updated annually.

Information on terrorist incidents 1970-2016.

Datasets on armed conflict, state fragility, and more.

Dataset for the analysis of the policy preferences covers over 1000 parties from 1945 - present in over 50 countries.

Research and data on the causes, consequences and nature of good governance and the quality of government.

Global current and historical data for measuring democracy, including types of democracies, elections, gender equality, and more.

From the World Bank; data on corruption, government effectiveness, political stability, rule of law, and more.

World distribution of income and wealth, both within countries and between countries.

Data on how the rule of law is experienced around the world. Measures include corruption, open government, order and security, criminal justice, and more.

Expenditures, arms transfers, armed forces, and related economic data worldwide.

Tables, maps, and data downloads for comparisons on legal and policy topics.

Sociological and attitudinal trend data covering the U.S.

Survey data voting, public opinion, and political participation.

Free datasets on federal, state, and local elections.

Federal election results, some free, some for-fee.

Basic biographical information and ideological scores for members of Congress.

Aggregates legislative information from all 50 states, Washington, D.C., and Puerto Rico. Available via API and bulk downloads.

Hundreds of variables that represent policy outputs or political, social, or economic factors that influence policy differences across the states.

Database of every official e-newsletter sent by members of the U.S. House and Senate.

State level survey data.

Measures the quality of democratic institutions in the states, 2000-2018.

Database of strike and labor protest activity across the United States.

Searchable meeting transcriptions, legislation tracking, voting records, and more for select local government councils.

Data on the demographics of American politics from city councils to Congress.

Candidates and contests for local political offices in most medium and large U.S. cities and counties over the last three decades.

Statewide ballot measure database, 1902 - current year; can filter by state, topic, and year.

Public Papers of the Presidents, speeches, signing statements, election documents, and more.

Selection of documents released through FOIA requests.

Classifies governments' policy-making activities into a single coding scheme.

Declassified documents regarding critical U.S. policy decisions.

Database of ANSA policies and views on issues related to International Humanitarian Law and International Human Rights Law.

Covers years prior to World News Connection; no full text.

The documentary historical record of major U.S. foreign policy decisions that have been declassified and edited for publication.

Detailed first hand accounts of foreign policy creation and implementation.

Transcribed speeches by recognized leaders in the public and private sector.

Transcribed speeches by influential leaders around the world.