What Definition Of "Extremist" Are They Using?

33 states have either passed or are trying to pass state sovereignty bills.

http://www.tenthamendmentcenter.com/2009/02/23/state-sovereignty-resolutions/

Wisconsin
Illinois
West Virginia
North Carolina
North Dakota (passed house 52-40 on 04-07-09)
Ohio
Nevada
Oregon
Alabama (2nd Resolution, HJR403, introduced 03-24-09)
Mississippi (senate resolution introduced 03-10-09)
Pennsylvania (senate resolution introduced 03-19-09)
Idaho (Passed House 51-17, on 03-23-09, Passed Senate on 04-07-09)
New Mexico (tabled in committee)
South Dakota (passed house on 03-03-09 by a vote of 51-18, passed senate on 03-05-09 by a vote of 20-14)
Virginia
Kentucky (2nd resolution introduced on 02/24)
Alaska (2nd resolution introduced 03-19-09) (HJR27 Passed 37-0 on 04-06-09)
Indiana (2nd Senate Resolution Introduced 03-19-09) (SR0042 Passed Committe 8-0 on 04-01-09) (SR0042 Passed Senate 44-3 on 04-09-09)
Tennessee
Arkansas (failed in committee on 03-04-09 passed committee 04-01-09 failed House vote, 54-34)
Minnesota
South Carolina (passed house on 02-26-09, senate - referred to subcommittee)
Georgia (Senate Version - Passed 43-1 on 04/01/09)
Kansas
Texas (senate resolution introduced 03-02-09 - senate’s 2nd resolution introduced on 03-04-09)
New Hampshire (resolution killed in house on 03-04-09: 216-150)
Missouri
Iowa
Montana (Failed 51-49 on 02-24-09) (Resolution reintroduced as HR3) (HR3 Hearing Scheduled for 04-15-09)
Michigan (senate version introduced 03-03-09)
Arizona
Washington
Oklahoma (passed house on 02/18/09, senate version passed 25-17 on 03-04-09)