Same-sex marriage opponent faces 30 days in jail, $1,000 fine.
Gov. Mark Dayton has said he will sign measure into law
Vote took place six months after voters rejected proposed gay nuptials ban
Former Republican signed petition to ban gay nuptials.
Observers say announcement helped lead to success at the ballot
Team stressed his performance and salary — not his marriage activism — were contributing factors
Social conservatives tried to force him out of the position in March after he backed gay marriage
Gay couples can marry in South American country on Aug. 1
R.I. becomes 10th state to allow same-sex marriage
The measure failed by a 51-17 vote margin