1945 1963-1969 1968-1977 1989 20thcenturyamericanhistory agencies assassinations astronauticalengineeri biography coldwar commercialphotography conspiracies criminals criminology cuba exploration familymemoirs famous general government histories history khrushchevera latinamericanmilitaryinterventions lawenforcement lawenforcementofficers legislators- media military miscellaneous nuclearweapons observation organizations organizedcrime outerspace philosophy pictorial police politicalaspects portraitphotography presidentsoftheunitedstates reference representatives rich senators spaceprogram theory theunitedstatessenate unitedstates vietnamwar weapons weddings