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HISTORY POLITICS AND GOVERNMENT 42 LABOR UNIONS 14 POLITICAL ACTIVITY 12 SOCIALISM 7 POLITICAL PARTIES 6 WORKING CLASS 6 AGRICULTURE AND STATE 5 LABOR MOVEMENT 5 ARMED FORCES 4 COMMUNISM 4 ECONOMIC CONDITIONS 4 INTELLECTUAL LIFE 4 SYNDICALISM 4 AGRICULTURAL LABORERS 3 CHURCH AND SOCIAL PROBLEMS 3 COLLEGE STUDENTS 3 EDUCATION 3 GOVERNMENT POLICY 3 MILITARY GOVERNMENT 3 PERONISM 3 PETROLEUM INDUSTRY AND TRADE 3 RURAL CONDITIONS 3 WOMEN 3 CATHOLIC CHURCH 2 CHURCH AND STATE 2 CIVIL-MILITARY RELATIONS 2 CONSERVATISM 2 EMPLOYMENT 2 GOVERNMENT OWNERSHIP 2