What most agencies do well is produce managers; it helps with short-term goals but exasperates long-term ones. Please don't tell me you are part of that innocuous group of lost souls that think managing and leading are the same thing, because they're not.
We have to decide not to carry garbage around ourselves and not to accept it from others.
In an organizational hierarchy, bureaucratic politics share the same tendencies wherever you go. We attend classes on almost every subject imaginable but I can't think of one on how to deal with the political nature of law enforcement.