Although several useful syntheses of the world history of homosexuality have appeared, much material, especially from Islam, China and other non-Western cultures has not yet been properly studied and published, so that undoubtedly these will be superseded. School curricula In 2011, California became the first U.S. state to pass a law requiring LGBT history to be taught in public schools. However, the first textbook complying with the law was only published in 2017 due to opposition from conservative groups and communities. Colorado and New Jersey passed similar laws in 2019, and an LGBT history law in Illinois took effect in July 2020. Six southern states have laws banning LGBT history from being taught in schools. See also History of lesbians Timeline of LGBT history Timeline of LGBT history in the United Kingdom GLBT Historical Society, San Francisco IHLIA LGBT Heritage, Amsterdam Lesbian Herstory Archives, Brooklyn, NY ONE National Gay & Lesbian Archives at the USC Libraries, Los Angeles June L. Mazer Lesbian Archives, West Hollywood, CA Australian Lesbian and Gay Archives, Melbourne, Australia Canadian Lesbian and Gay Archives, Toronto, Canada Centrum Schwule Geschichte, Cologne, Germany Leather Archives and Museum, Chicago Legal Precedent (2009), Right to change legal names female to male and vice versa for people transgender and intersex by the approval of the 2008 Constitution of Ecuador. Jean-Nickolaus Tretter Collection in Gay, Lesbian, Bisexual and Transgender Studies, Minneapolis, MN History of Drag Schwules Museum, Berlin, Germany List of LGBT monuments and memorials List of LGBT political parties List of lesbian, gay, bisexual, or transgender firsts by year Yogyakarta Principles Notes References Denina, Chris. "Gay Club Loses Touro OK." Vallejo Times-Herald September 9, 2006: A1 Further reading Bullough, Vern L., et al., (ed.) Before Stonewall: Activists for Gay and Lesbian Rights in Historical Context. New York, London, Oxford: Harrington Park Press, 2002. Dynes, Wayne R. (ed.) Encyclopedia of Homosexuality. New York and London, Garland Publishing, 1990. Johansson, Warren and Percy, William A. Outing: Shattering the Conspiracy of Silence. New York and London: Haworth Press, 1994. Meeker, Martin. Contacts Desired: Gay and Lesbian Communications and Community, 1940s–1970s. Chicago: University of Chicago Press, 2006. Parkinson, R. B. A Little Gay History: Desire and Diversity Across the World. London: British Museum Press and New York: University of Columbia Press 2013. Stein, Marc, ed. Encyclopedia of Lesbian, Gay, Bisexual, and Transgendered History in America. 3 vols. New York: Charles Scribner%27s Sons, 2003. External links