He wrote that a cursory look at the Nineteenth Edition "put me in mind of Col. Kurtz (Apocalypse Now) dying words 'The horror! The horror!'"
In his first tour of Vietnam in 1964, he was sent by the Joint Chiefs of Staff to compile a report on the failings of the current military policies.
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Snyder makes one more appearance in the role of Colonel Kurtz in Xander's Apocalypse Now-themed dream in the season four finale "Restless".