Population History 15 Economic conditions 7 Demography 4 Economic aspects 4 Emigration and immigration 4 Fertility, Human 4 more ... Mortality 4 Population policy 4 Family policy 3 Regionalism 3 Agriculture 2 Antiquities 2 Appointment, call, and election 2 Bishops 2 Cities and towns 2 Economic history 2 History, Military 2 Human population genetics 2 Nationalism 2 Neolithic period 2 Origin 2 Papacy 2 Population forecasting 2 Prehistoric peoples 2 Schism, The Great Western, 1378-1417 2 Cities and towns, Medieval 1 Civilization, Western 1 Classification 1 Demographic transition 1 less ...