1914- 1942- 1942-2011 1984- 20thcentury american authors biography catalan chŏng-il chŏng-ŭn chŏng-il correspondence correspondenceartís correspondencecalders correspondencemanfred economicconditions economichistory everson familyrelationships foreignrelations frederickfeikema headsofstate history il-s*ong il-sŏng il-sŏng kim kimfamily korea(north) love-letters pere personality philosophykim politicalaspects politicalculture politicalleadership politicsandgovernment politischessystem rosa socialconditions sociallifeandcustoms succession william wirtschaft 김일성 김정일