Eurostat Detailed statistics on the EU and candidate countries. Includes various statistical publications for sale. [English/French/German]
OECD iLibrary Stastistical and monographic publications of the Organization for Economic Co-Operation and Development (subscription based)
UNData UN Common Database for statistics covers all countries and areas and selected series from
more specialized international data sources (subscription based)
LexisNexis Statistical (formerly Statistical Universe)
CIA World Factbook provides information on the history, people, government, economy, geography, communications, transportation, military, and transnational issues for 266 world entities.
U.S. Census Bureau International Database (Demographic Summaries) Global population trends, links to historical population estimates, population clocks, and estimates of population, births, and deaths.
Genocide and Politicide (Genocide Watch)
Migrant Integration Policy Index (MIPEX) Measures policies to integrate migrants in 25 EU Member States and 3 non-EU countries.