psy·cho·his·to·ry 
(sīkō-hĭs′tə-rē)
(sīkō-hĭs′tə-rē)n. pl. psy·cho·his·to·ries
A psychological or psychoanalytic interpretation or study of historical events or persons: the psychohistory of the Nazi era.
psy′cho·his·tori·an (-hĭ-stôrē-ən, -stŏr-) n.
psy′cho·his·tori·cal (-hĭ-stôrĭ-kəl, -stŏr-) adj.