World Esperanto Association was created in 1908.
Taiwan Esperanto Association was created in 1913.
There are no Esperanto-speaking neighborhoods, but there is the Esperanto Association of Ireland. The place with the largest number of speakers is Dublin.
Esperanto - album - was created in 1993.
Heroldo de Esperanto was created in 1920.
Vortaro de Esperanto was created in 1931 by Edmond Privat. It is a comprehensive dictionary of Esperanto, which is an international auxiliary language designed to facilitate communication between people who speak different native languages.
It wasn't discovered, it was created. L. L. Zamenhof created Esperanto.
World Nuclear Association was created in 2001.
World Scrabble Association was created in 2005.
World Hockey Association was created in 1972.
World Clown Association was created in 1983.
World Psychiatric Association was created in 1950.
World Association of Newspapers was created in 1948.