1879-1968 1882-1951 1901-1976 1912-2007 1920-2015 1939-1945 1939-1945weizsäcker 20thcentury atomicbomb biography carlfriedrich england ernst foreignrelations germany godmanchester hahn heisenberg history holocaust interviews jewish(1939-1945) nationalsocialism otto physicists pictorialworks pictorialworksweizsäcker politicalactivity politicsandgovernment presidents relations richardvon sources statesmen viewsontheworldwar werner worldwar