“Defining Marriage: Defense of Marriage Acts and Same-Sex Marriage Laws” By EditorUpdated on Mar 14, 2017. Posted on May 30, 2013 The National Conference of State Legislatures maintains a page on state laws defining marriage. Website http://www.ncsl.org/research/human-services/same-sex-marriage-laws.aspx CategoriesBeliefs & practices, Gender & sexuality, Government & politics, Marriage & family, Race & ethnicity, Society & culture LocationsUnited States of America LanguagesEnglish