Political ideologies 52 Political science & theory 23 Political structures: democracy 16 Marxism & Communism 9 Political structure & processes 8 Social & political philosophy 7 European history 6 General & world history 6 Political activism 6 Politics & government 6 Political parties 5 20th century history: c 1900 to c 2000 4 Civil rights & citizenship 4 History 4 International relations 4 Media studies 4 Asian history 3 Comparative politics 3 Cultural studies 3 Ethnic studies 3 History of the Americas 3 Middle Eastern history 3 Political structures: totalitarianism & dictatorship 3 Society & culture: general 3 Biography: general 2 Central government policies 2 Comparative religion 2 Environmental policy & protocols 2 Geopolitics 2 Jurisprudence & general issues 2