"The Global Terrorism Database (GTD) is an open-source database including information on terrorist events around the world from 1970 through 2015 (with annual updates planned for the future). Unlike many other event databases, the GTD includes systematic data on domestic as well as international terrorist incidents..."
A large archive of data used by social scientist. Includes numerous data sets on terrorism and armed conflicts. Penn State users must register to download the data.
The Inter-university Consortium for Political and Social Research (ICPSR) is a membership-based, non-profit data archive located at the Institute for Social Research at the University of Michigan. It serves member colleges and universities in the United States and abroad by providing: Access to the world's largest archive of computerized social science data, Training facilities for the study of quantitative social analysis techniques, Resources for social scientists using advanced computer technologies. PSU users get access to ICPSR by creating an individual account using their PSU e-mail ID. This is what identifies them as a PSU affiliate. We do not have IP access. Go to: http://www.icpsr.umich.edu/icpsrweb/ICPSR/index.jsp - See login at top left. Note: occasionally you will need to login using a computer on campus to validate that you are still a PSU affiliate.
Includes a Domestic Conflict Event Data set updated to 2015. Includes: Assassinations,General Strikes, Guerrilla Warfare, Major Government Crises,Purges, Riots, Revolutions, Anti-government Demonstrations
Public Opinion Data
Polling data can measure the level of concern for terrorism. Data is available for both foreign countries and the U.S. Links with the open lock are freely available to anyone.
allows you to search for polling questions across time and polling organizations
The Roper Center for Public Opinion Research is one of the world's leading archives of social science data, specializing in data from surveys of public opinion back to the 1930s. A comprehensive source for US nationwide public opinion data from academic, commercial, and media survey organizations.