To my knowledge, states did not hold plebicites. However, their legislatures did vote on the issue. You can read the ordinances of secession passed by the legis

To my knowledge, states did not hold plebicites. However, their legislatures did vote on the issue. You can read the ordinances of secession passed by the legislatures here: http://www.civil-war.net/pages/ordinances_secession.asp http://www.civil-war.net/pages/ordinances_secession.asp Note that what is shown are excerpts. click the links to view the full measures passed. Note the ones that include the defense of the institution of slavery as their primary motivation.