1. 1887-07-26 —
   Leyzer (Eliezer) Levi Zamenhof published, in Russian, La Unua Libro, (The First Book) of his fully-formed manual of the Esperanto language, signing it "Doktoro Esperanto", the nom de plume of its creator. By way of explanation, the word "esperanto", in Esperanto, means "One who hopes".
   • Some estimates optimistically place the number of people familiar to some degree with the language at nearly two million, and it is now among the languages taught on the popular website and app Duolingo. But there are only perhaps some ten thousand fully fluent Esperanto speakers.
   • See JPost.com 8Feb2022 for a full history of the language and of the Zamenof family.
2. 1991-03-00 — In March the first Baháʼí Local Spiritual Assembly was re-elected in Warsaw. By 1992 the National Spiritual Assembly was elected. [Wikipedia]
3. 1992-04-21 — The National Spiritual Assembly of Poland was formed with its seat in Warsaw. [CBN Jan92 p2, BINS270:2; BW92–3:119; VV121]

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