Oath Keepers and the Age of Treason http://motherjones.com/politics/2010/03/oath-keepers

There are scores of patriot groups, but what makes Oath Keepers unique is that its core membership consists of men and women in uniform, including soldiers, police, and veterans. At regular ceremonies in every state, members reaffirm their official oaths of service, pledging to protect the Constitution—but then they go a step further, vowing to disobey "unconstitutional" orders from what they view as an increasingly tyrannical government.'