Subject
Communication in politics
History
10
Political aspects
10
Presidents
10
Rhetoric
Language
7
Political oratory
5
Politics and government
5
Political leadership
4
History, Military
3
Politics and war
3
English language
2
Intellectual life
2
Mass media
2
Study and teaching
2
Communication in conservation of natural resources
1
Congresses
1
Conservation of natural resources
1
Foreign relations
1
Government policy
1
History and criticism
1
Mass media and war
1
Oratory
1
Political and social views
1
Public opinion
1
Speeches, addresses, etc., American
1