History 30 Social conditions 9 Economic conditions 8 Politics and government 6 Communism 5 Social aspects 4 Capitalism 3 Mais ... Cities and towns 3 Economic aspects 3 Economic integration 3 Emigration and immigration 3 Global Financial Crisis, 2008-2009 3 Intellectual life 3 Socialism 3 Terrorism 3 Agriculture 2 Civilization, Medieval 2 Commerce 2 Cultural pluralism 2 Democracy 2 Economic history 2 Enlightenment 2 Feudalism 2 Foreign relations 2 Foreign workers 2 Globalization 2 Group identity 2 Historiography 2 Industrialization 2 Labor movement 2 menos ...