Some numerical facts if you're interested in that kind of thing:
- Just over 48 years (48 years and 14 days to be precise) elapsed between SCOTUS legalizing interracial marriage (12th June 1967) and SCOTUS legalizing gay marriage (26th June 2015).
- Exactly 12 years elapsed (to the day) between SCOTUS legalizing sodomy (26th June 2003) and SCOTUS legalizing gay marriage (26th June 2015).
- It took 11 years, 7 months, and 8 days for gay marriage to be legalized in all 50 states, starting with the Massachusetts Supreme Judicial Court decision (18th November 2003) and ending with SCOTUS legalizing gay marriage in the US (26th June 2015).