Political science 63 History 53 Architecture 50 Painting 40 Political ethics 40 Military art and science 37 Fortification 25 more ... Philosophy 22 Description and travel 19 Art 15 Physics 13 Technique 13 Mechanics 12 Travel 12 Poetry 11 Astronomy 10 War 10 Morale politique 9 Aesthetics 8 Sculpture 8 Voyages and travels 8 Women 8 Antiquities 7 Artillery 7 Chess 7 Military architecture 7 Music theory 7 Rhetoric 7 Social sciences 7 State, The 7 less ...