Economic conditions History Social conditions 21 Politics and government 18 History -- 6 Capitalism -- 2 Civilization 2 more ... Examinations 2 Foreign relations 2 Foreign relations -- 2 Industries -- 2 Officials and employees -- 2 Public administration 2 Autonomy and independence movements 1 Central America -- 1 China -- 1 City planning -- 1 Colonies -- 1 Commerce 1 Commerce -- 1 Comparative economics 1 Deforestation -- 1 Democracy -- 1 Description and travel 1 Economic conditions -- 1 Environmental aspects -- 1 Europe, Eastern -- 1 Foreign economic relations 1 Forest conservation -- 1 Forest ecology -- 1 less ...