• 19 History
• 13 World War, 1939-1945
• 10 History, Modern
• 8 Human rights
• 7 International relations
• 5 Civilization, Medieval
• 5 Sociology
• 5 World politics
• 4 Middle Ages
• 4 Political sociology
• 3 Colonies
• 3 Crusades
• 3 Economics
• 3 Economists
• 3 Public policy (International law)
• 3 Social structure
• 3 Work and family
• 2 Colonization
• 2 Comparative government
• 2 Depressions
• 2 Enlightenment
• 2 Manifest Destiny
• 2 Military history
• 2 Political activists

• 52 Films Media Group
• 52 Films for the Humanities & Sciences (Firm)
• 8 International Center for G
• 6 Open University
• 3 BBC Worldwide Ltd
• 3 Wydawnictwo JAK
• 2 Looks Distribution GmbH
• 2 Parthenon Entertainment (Firm)
• 1 555 Productions, Inc
• 1 Educational Video Group
• 1 Journeyman Pictures (Firm)
• 1 National Film Board of Canada
• 1 Public Broadcasting Service (U.S.)
• 1 Video Education Australasia

• 11 Europe
• 7 United States
• 3 Africa
• 3 Great Britain
• 2 Former Soviet republics
• 2 Southeast Asia
• 1 Hiroshima-chō (Japan)
• 1 Italy
• 1 Latin America
• 1 Middle East
• 1 Tajikistan
• 1 Yucca Flat (Nev.)

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