- January 23: Karl-Maria Kertbeny dies.
- Rose Cleveland‘s mother dies.
- September: Gertrude Pridgett may have been born in Alabama, according to the U.S. Census.
- Muteesa I dies, and Mwanga II becomes kabaka of Buganda.
- October 29: Mwanga II has the archbishop James Hannington assassinated.
- November: Rose Cleveland agrees to act as her brother Grover Cleveland’s First Lady.
- January 31: Mwanga II begins the executions of the 30 Christians who will become the Uganda Martyrs.
- Richard von Krafft-Ebing borrows the term “homosexual” from Karl-Maria Kertbeny‘s work and the term begins to enter mainstream usage.
- April 26: Gertrude Pridgett claimed to have been born in Georgia on this day.
- January 27: Mwanga II executes the last of the Uganda Martyrs.
- A rebellion stoked by the British usurps the throne of Mwanga II. His brother Kiweewa becomes the new kabaka — for forty days. A second rebellion installs his half-brother Kalema on the throne.
- Mwanga II deals with the British in order to get his throne back — he is the kabaka of Buganda again by the end of the year.
- April: Rose Cleveland begins a romantic relationship with Evangeline Marrs Simpson.
- December 26: Mwanga II formalizes a treaty with the British and Buganda becomes part of the the British Protectorate of Uganda.
- The British Protectorate of Uganda formally criminalizes homosexual behavior between men.
- June 23: Alfred Kinsey is born.
- August 22: Willem Arondeus is born.
- July 14: Karl Heinrich Ulrichs dies.
- Evangeline Marrs Simpson marries a man and Rose Cleveland leaves the United States for three years.
- May 15: The Scientific-Humanitarian Committee is founded.
- July 6: Mwanga II declares war on Britain.
- July 20: Mwanga II is defeated and flees into German East Africa, where he is arrested. He escapes again.
- January 15: Mwanga II attacks the British held Uganda with an army, but is defeated again and exiled.
- The Scientific-Humanitarian Committee begins publishing the “Yearbook for Intermediate Sexual Types”.
- Rose Cleveland and Evangeline Whipple resume their romantic relationship.
- Gertrude Pridgett hears blues for the first time.
- Rose Cleveland and Evangeline Whipple travel to Italy.
- May 8: Mwanga II dies.
- Gertrude Pridgett marries William Rainey. Together they form a troupe called the Alabama Fun Makers Company.
- Gertrude and William Rainey join Pat Chapelle’s Rabbit Foot Company.
- Mwanga II‘s remains are returned to Uganda.
- Rose Cleveland and Evangeline Whipple move to Italy permanently.
- Albert Cashier is hit by an automobile. During treatment, the secret of his biological sex is discovered, though his doctor keeps it a secret. Albert is forced to move into the Soldiers and Sailors Home in Quincy, Illinois.
- Willem Arondeus fights with his family over his sexuality, and leaves home.
- Pat Chapelle’s Rabbit Foot Company is taken over by F.S. Wolcott. Gertrude and William Rainey stay on with the troupe.
- June 23: Alan Turing is born.
- Albert Cashier‘s biological sex is discovered again, and this time it is not kept secret.
- Alfred Kinsey becomes an Eagle Scout.
World War I Era (1914 – 1918 CE)
- Gertrude and William Rainey leave the Rabbit Foot Company and join Tolliver’s Circus and Musical Extravaganza. They are dubbed “Rainey and Rainey, Assassinators of the Blues.”
- October 10: Albert Cashier dies due to an injury received by tripping over his skirt. Those who served with him ensured he received an official Grand Army of the Republic funeral and was buried in full military honors.
Willem Arondeus completes his painting “Salome”.
- Ma Rainey and William Rainey separate.
- Rose Cleveland dies of Spanish influenza.
- An investigation into homosexual activity within the Naval personnel stationed in Newport, Rhode Island begins.
Roaring Twenties (1920 – 1929 CE)
- July 21: The U.S. Senate Committee on Naval Affairs officially renounces the tactics used in the Newport investigation.
- The central limit theorem is proven — no one tells Alan Turing.
- Willem Arondeus is hired to paint a mural at the Rotterdam Town Hall.
- The Scientific-Humanitarian Committee stops regularly publishing the “Yearbook for Intermediate Sexual Types”. They continue to publish it sporadically.
- Paramount Records asks Ma Rainey to record songs with them.
- Ma Rainey records “See See Rider Blues.”
- Ma Rainey is arrested for “running an indecent party” — a lesbian orgy. Bessie Smith pays her bail.
- Alfred Kinsey publishes “An Introduction to Biology”.
- Ma Rainey records and releases “Prove It On Me Blues” — a scandalous song about lesbianism. This is also Ma Rainey’s final year recording for Paramount Records.
- Osch-Tisch dies.
- Carlett Angianlee Brown is born, and given the name Charles Robert Brown by her parents.
- Kurt Hiller takes over as chairman of the Scientific-Humanitarian Committee.
Great Depression (1929 – 1939 CE)
- February: Christopher Morcom, Alan Turning‘s lover, dies.
- Evangeline Whipple dies and is buried next to Rose Cleveland.
- Sterling A. Brown writes a poem called “Ma Rainey” about the legendary blues singer.
- Willem Arondeus begins a relationship with Jan Tijssen.
- The Nazis destroy the Institute for Sexual Sciences in Berlin — the headquarters of the Scientific-Humanitarian Committee. The group disbands.
- Dale C. Olson is born in Fargo, North Dakota.
- Alan Turing, unaware that it has already been proven, writes a dissertation proving the central limit theorem, and is subsequently elected a fellow at King’s College.
- Willem Arondeus turns to writing and poetry.
- Alan Turing publishes a paper titled “On Computable Numbers, with an Application to the Entscheidungsproblem” which plans out Turing machines.
- Alan Turing begins studying under Alonzo Church at Princeton University.
- Alan Turing stops studying at Princeton University, and begins to study code breaking.
- Willem Arondeus publishes two novels.
- May 30: Christine Jorgensen is born — assigned the male gender and given the name “George William Jorgensen Jr.”
World War II Era (1939 – 1945 CE)
- Willem Arondeus publishes “The Tragedy of the Dream”.
- September 3: Britain declares war on Germany
- September 4: Alan Turing reports for duty at the Government Code & Cipher School in Bletchley Park.
- December 22: Ma Rainey dies of a heart attack.
- Memphis Minnie writes a tribute song to Ma Rainey.
- May 15: Jackie Shane is born.
- October 7: Althea Garrison is born.
- Willem Arondeus begins an underground periodical as part of the Dutch Resistance.
- Allied forces invade Sicily, storing munitions in the Addaura Cave. Some of the stored ammunition explodes, exposing previously undiscovered prehistoric rock art.
- Willem Arondeus joins force with another underground publication in order to increase their circulation.
- March 27: Willem Arondeus leads the bombing of the Amsterdam Public Records Office, in order to hinder Nazi efforts to root out Jews in the area.
- July 1: Willem Arondeus is executed by Nazis. His last message is: “Let it be known that homosexuals are not cowards.”
- Alan Turing begins working on the Automatic Computing Engine (ACE).
- Christine Jorgensen — still living as a man — graduates high school and joins the Army — serving during the end of World War II.
- Willem Arondeus is awarded a posthumous medal and buried at Erebegraafplaats Bloemendaal.