Sure but the executive branch is setting a horrible example by enforcing federal laws against drugs in states where said drugs are legal.

If the administration and a local jurisdiction disagree on what's legal they shouldn't use the citizenry as a proxy punching bag through which they release their frustration.

Yeah but they were funded and trained by DHS money, training that focuses on fighting wars not peaceful conflict resolution. You're right though, it's not just one administration, this is the Bush Administrations fault as much as the Obama Administration.

"These are local police departments"

But in many cases they are using equipment and training made possible by federal government largesse.