Texas, Florida, South Carolina, Missouri, Indiana, Tennesee, Oklahoma, North Dakota, New Mexico, Arizona, Alaska and Wyoming have proposed legislation to either jail federal officials who violate the second amendment or to nullify federal laws to control guns within state borders.
http://www.saveamericafoundation.com/2013/01/21/twelve-states-to-jail-feds-who-violate-the-2nd-amendment-or-nullify-federal-gun-control-laws/