1668 - Nicholas Culpeper and Abdiah Cole publish Thomas Bartholin's Anatomia. Bartholin briefly mentions lesbianism in this book. He uses the phrases, confricatrices rubster and contemptus vivorum, to describe female homosexuality. Bartholin cites historical examples of lesbianism, such as Sappho, Philaenis, and the Book of Romans.
1989: Denmark is the first country in the world to enact registered partnership laws (like a civil union) for same-sex couples, with most of the same rights as marriage (excluding the right to adoption (until June 2010) and the right to marriage in a church); activists Axel and Eigil Axgil and 10 other Danish couples are unofficially married by Tom Ahlberg, the deputy mayor of Copenhagen, in the city hall, accompanied by worldwide media attention.
2010: Same-sex couple adoption legislation is passed.