I Dos and Don'tsThe current debate in the U.S. over same-sex marriage was set in motion 20 years ago, when anticipation of a Hawaii court ruling to legalize such unions kicked off a wave of actions to ban them. Here is a look at how the courts, voters, and lawmakers have acted on gay marriage.
Interactive by Randy Yeip, Colleen McEnaney and Chris Canipe/The Wall Street Journal
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