Inter-University Symposium for Political and Social Research (ICPSR)
The ICPSR archive is a large and significant collection of survey and historical data. Many datasets available via ICPSR are freely available however registration is required for access to all datasets (see link below)
Search for poll by topic or browse within subject category - Public Opinion on Political Matters. This category also includes polls from United States; Nations Other Than the United States; Attitudes Toward Regional Integration, Europe, Latin America, North America.
Data sets and Surveys include, Ageing, Criminal Justice, Demographic data, Childcare & early Education, Health and Mental Health, Instructional data, Race and Ethnicity, Terrorism.