The aftermath of Tet brought public discussions about de-escalation, but not before U.S. generals asked for additional troops for a wide-scale âaccelerated pacification program.â Believing that the U.S. was in a position to defeat the North, these military leaders sought to press for a U.S.-South Vietnam offensive.
Environmental Determinism is essentially the theory that the physical environment (especially climate) controls human character and behavior and consequently human cultures and societies. (from http://www.valpo.edu/geomet/geo/courses/geo101/glossary.html) This idea gained popularity from about 1870-1915.
Causal Determinism. Causal determinism is, roughly speaking, the idea that every event is necessitated by antecedent events and conditions together with the laws of nature. The idea is ancient, but first became subject to clarification and mathematical analysis in the eighteenth century.