Verb (used with object), : War bestializes its participants.    From Dictionary.com. 

I believe the primary purpose of a certain force I nether fully understand nor wish to understand was to separate man from his higher self, to bestialize him, to do dirt on him and this force has legions of accolytes because it is the province of the weak-willed, the ones who prefer the easy solution and are attracted by bells and whistles.    From Wordnik.com.  [Archive 2008-09-01] Reference

Science and Classical artistic life are good, and the contrary, such as today's popular cultures, are bad per se in respect to their tendency to cause populations to debase, even bestialize themselves, as fascists do, as the violent existentialists of 1968 did, that to the ruinous effects on the culture of the world as a whole, today.    From Wordnik.com.  [LaRouche's Latest] Reference