Freedom to Marry
Freedom to Marry was the national campaign to win marriage for same-sex couples in the United States. Freedom to Marry was founded in New York City in 2003 by Evan Wolfson, whom many consider to be the architect of the modern marriage movement. Wikipedia*
On the C-SPAN Networks:
Freedom to Marry has hosted 1 event in the C-SPAN Video Library; the first program was a 1996 Forum.