Voyages and travels 10 Travel 6 Democracy 5 Research 5 Foreign relations 4 Human rights 4 Proteins 4 Agriculture 3 Government policy 3 HISTORY / United States / General 3 History 3 Industrial Microbiology 3 LAW / International 3 Mathematics 3 Military policy 3 Mongols 3 Nuclear weapons (International law) 3 POLITICAL SCIENCE / Essays 3 POLITICAL SCIENCE / International Relations / General 3 World politics 3 methods 3 Algebra, Homological 2 American drama 2 Amino acid sequence 2 Analysis 2 Aquaculture 2 Bioethics 2 Biography 2 Biotechnology 2 Capitalism 2