18th 1917 1964-1991 1991 19thcentury 19thcenturyamericanhistory 20thcenturyamericanhistory americas anxiety biography cabinetmembers communismbyregion communists couplescounseling designs diplomaticrelations family formersovietunion general history individualbuildings iraq khrushchevera latinamerica localhistory marital miscellaneous miscellaneousmilitaryhistory persiangulfwar politicalbiography politics presidentsoftheunitedstates relations russia socialpsychology soviethistory state stress trauma-relateddisorders virginia