World politics Politics and government Local government Municipal government Transportation Communist countries Econ. condit Economic conditions Lobbying Politics Pressure groups Relations (general) with the United States Trade-unions United States Wages Addresses, essays, lectures Business ethics China (People's Republic of China, 1949- ) Cities and towns Colonies Competition Crime prevention Criminal law - United States - Addresses, essays, lectures Disaster relief Economics, Mathematical Economics, Mathematics Foreign relations Guerilla warfare History Indians