States performing same-sex marriages:
States allowing civil unions or domestic partnerships:
States with constitutional bans on same-sex marriage:
NOTE: Map represents when same-sex marriage and civil union laws take effect, not when they are approved or announced. Though the timeline refers to bans by state statute and constitutional amendment, the map of same-sex marriage bans only includes constitutional amendments and not state statutes.
SOURCES: New York Times, Associated Press, Maryland Department of Health and Mental Hygiene, Wisconsin Department of Health Services, State of Delaware, State of New Jersey Department of Health, State of Hawaii Department of Health, Washington State Legislature, State of Illinois, state statutes
By Patrick Garvin | Globe Staff
Since the US Supreme Court issued its decisions on the federal Defense of Marriage Act and California's Proposition 8 in June 2013, several states' constitutional bans on same-sex marriage have been struck down as unconstitutional. Most of those rulings have been put on hold as the cases go through the appeals process.
Select a state for news and history about gay marriage in that state.
Patrick Garvin/Globe Staff