States across the country in the last three weeks started moving toward allowing same-sex couples to marry, while North Carolina is looking to catch a wave that crested eight years ago by asking voters to approve a constitutional amendment banning same-sex marriage and civil unions.

Six states and Washington, D.C., now allow same-sex marriage. The Washington state legislature passed a law earlier this month making it the seventh state. The Maryland legislature is expected to send a bill allowing same-sex marriage to the governor by the end of this week. In both states, opponents have said they will push for a voter referendum.

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