History 15 Wool industry 12 Law and legislation 10 Foreign trade regulation 9 Woolen goods industry 9 Commerce 5 Social conditions 4 more ... World War, 1939-1945 4 Ethnic relations 3 History and criticism 3 Jews 3 Muslim families 3 Anti-Nazi movement 2 Art collections 2 Art museums 2 Art, English 2 Church history 2 Civilization 2 Emigration and immigration 2 Espionage, German 2 Foreign relations 2 Germans 2 Jewish refugees 2 Private collections 2 Relations 2 Secret service 2 Thirty Years' War, 1618-1648 2 Travel 2 1900 - 1999 1 Additions 1 less ...