French essayist Michel de Montaigne once described a ceremony between two male lovers at Saint John at the Latin Gate in Rome.
Same-sex marriage is not a 20th-century phenomenon; couples have long claimed the right to marry.
Protesting against laws limiting access to abortions.
Recent Supreme Court rulings played a crucial role in the cultural politics that got Donald Trump elected.
Marchers at a “traditional marriage” rally in Sydney’s Belmore Park on September 20, 2015.
The "Fuck Fred Nile" case highlights the absurdity of criminalising "fleeting expletives" while allowing speech that depicts homosexuality as abnormal, unnatural and sinful.
Campaigners calling for civil partnerships for opposite-sex couples.
Yui Mok/PA Archive
The case against extending civil partnerships to heterosexual couples.
Mexico is in the midst of a public debate on gay marriage that has focused on ‘traditional family values’.
A proposal last month to legalise gay marriage in Mexico caused widespread protests, defending "Catholic values" and the "traditional family." Deeper analysis reveals flaws in those arguments.
A bathroom in a Los Angeles school is marked for all genders.
New White House guidelines on sex discrimination have caused backlash in some states and school districts. But it won't last, according to researcher at UMass Amherst.
Two worlds? Minaret in Brick Lane, East London.
An 'us and them' narrative pervades reporting about British Muslim attitudes, but there remains lack of understanding about what the separation of the church and state really means.
Mike Ullett and Gino Meriano enter one of the UK’s first civil partnerships, 2005.
Should opposite-sex couples be allowed to enter civil partnerships? Many same-sex couples already in one think so.
There is ample evidence of same-sex relationships across cultures and eras.
As the latest chapter in the push for same-sex marriage in Australia is written, it's worth reflecting on how this movement has evolved over time.
Human dignity for all people.
Why the recent Supreme Court case on gay marriage could make a huge difference for racial justice.
Jacquelyn Martin / AP
The bans on gay marriage in 13 states across America have been ruled unconstitutional.
Malcolm Turnbull talks about the government’s new anti-online piracy measures, Zaky Mallah on Q&A, and much more.
Michelle Grattan talks to Communications Minister Malcolm Turnbull about the government's new anti-online piracy measures, Zaky Mallah on ABC's Q&A, gay marriage and much more.
Sarah Hanson-Young talks about personal attacks on her, and paying people smugglers to turn their boats around.
Michelle Grattan talks to Greens Senator Sarah Hanson-Young about personal attacks on her, paying people smugglers to turn their boat around, gay marriage, and much more.
The sacrament of marriage that takes place in the eyes of God is a separate process from the state’s legal recognition of the coupling.
The sacrament of marriage does not depend on the law, which exists only to regulate the rights and responsibilities arising from the practice. For religious believers, same-sex marriage won't change their union.
The claim that same-sex marriage harms children doesn’t stack up against the current evidence.
A central argument made against same-sex marriage is that children born into these marriages will be disadvantaged: they will grow up with inappropriate gender role modelling and be bullied at school.
Bruce Billson talks to Michelle Grattan about the 2015 federal budget and the small business tax cuts.
Michelle Grattan talks to Minister for Small Business Bruce Billson about the budget, the small business tax cuts, cabinet leaks, gay marriage and much more.
Lance Loud in a 1973 PBS publicity photo for An American Family.
Outright homophobia has mostly moved from the mainstream of public discourse to its margins. For this, we can thank pioneers like Lance Loud of An American Family.
Bill Shorten’s gay marriage push has been described as ‘all about Bill’.
Some pro-gay marriage Liberals might be railing against Bill Shorten's pre-emptive move but its effect has been to suddenly raise the prospect of common political ownership of the issue.
Plato’s Symposium in an 1873 painting
A Supreme Court justice hearing arguments over same-sex marriage cited Plato's stance on homosexuality. But what did Plato really believe about all sexuality? A scholar takes a look.
Jubilant scenes from Ireland’s ‘Yes’ cohort after a referendum victory that is echoing around the world.
The impact of Ireland's affirmative vote on marriage equality is getting attention from all around the world. Will the result create a "social revolution" as some are suggesting?