Voters in four states faced same-sex marriage ballot questions on Nov. 6, 2012.
By a 53 percent to 47 percent margin, voters approved a citizen-initiated ballot measure to allow the State of Maine to issue marriage licenses to same-sex couples.
Voters decided 52 percent to 48 percent in favor of a bill to legalize same-sex marriage, which the Maryland General Assembly passed in February 2012.
Voters rejected a legislatively-referred constitutional amendment to ban gay marriage by a margin of 51 percent to 48 percent.
Voters upheld a law to legalize same-sex marriage by a 53 percent to 47 percent margin.