Communist parties Government publications 69 Governmental investigations 53 Communism 50 International relations 50 Printing 37 Subversive activities 30 Contempt of legislative bodies 24 History 23 Economic assistance 14 Propaganda 13 Internal security 12 Politics and government 11 Foreign relations 9 Military readiness 8 Emigration and immigration 7 Military assistance 7 Chronology 6 Economic policy 6 Socialism 6 Armed Forces 5 Committees 5 Diplomatic relations 5 Espionage 5 Executive advisory bodies 5 Insurgency 5 Officials and employees 5 Agriculture 4 Education 4 International trade 4