[matt76 Survivalist]

Sled,
In a nutshell, yes, this is about the BLM grabbing land and extorting local ranchers for its use. Here is a pretty good explanation.

http://theconservativetreehouse.com/2016/01/03/full-story-on-whats-going-on-in-oregon-militia-take-over-malheur-national-wildlife-refuge-in-protest-to-hammond-family-persecution/