Don't forget all the war-on-terror funding and politics that have provided even rural police departments with armored personnel carriers and the like.[1] Or outfitting police departments with tons of equipment in advance of protests planned there which then filters down into daily use. In some cities, there is so little for the "anti-terror" cops to do that they have been conscripted into arresting drunk people and pot smokers.[2]
1) http://www.huffingtonpost.com/2011/09/12/police-militarizati...