A small, romantic gesture between an emperor and his lover became an allegory for love between men that lasted for many centuries in China. Unfortunately, the full story wasn't quite that romantic. Podcast version: https://soundcloud.com/chad-denton-3/episode-7 Video version: Readings: Hinsch, Brett. The Passion of the Cut Sleeve: The Male Homosexuality Tradition in Ancient China (University of California Press, 1990).
Two Brazilian historians once found love letters written by a Portuguese man to another man in the archives of the Portuguese Inquisition. Given where the letters were found, you might guess that the story is an unhappy one, but maybe not in the way that you think. Podcast version: https://soundcloud.com/chad-denton-3/episode-7 Video version: Readings: Mott, Luiz and Assunção, Aroldo. "Love's Labors Lost: Five Letters from a Seventeenth-Century Portuguese Sodomite" in The Pursuit of Sodomy: Male Homosexuality in Renaissance and Enlightenment Europe (Harrington Park Press, 1989).