The Esperanto flag, also known as the Green Star Flag, is a green flag with a white five-pointed star in the center.

Louis Couturat, a French mathematician and philosopher, designed the Esperanto flag in 1905.

The green color on the Esperanto flag represents hope for a better future.

The white star on the Esperanto flag represents the five continents, symbolizing the unity of all people.

The Esperanto flag was first adopted in 1905 at the First World Esperanto Congress in Boulogne-sur-Mer, France.

The Esperanto anthem is called \"La Espero\", which means \"The Hope\".

L. L. Zamenhof, the creator of Esperanto, wrote the lyrics to \"La Espero\".

Félicien Menu de Ménil, a French musician, composed the music to \"La Espero\".

\"La Espero\" was first performed in 1894 at the Second World Esperanto Congress in Geneva, Switzerland.

The Esperanto coat of arms is a green shield with a white five-pointed star in the center.

The Esperanto Association designed the Esperanto coat of arms in 1907.

The green color on the Esperanto coat of arms represents hope for a better future.

The white star on the Esperanto coat of arms represents the five continents, symbolizing the unity of all people.

The Esperanto coat of arms was first adopted in 1907 at the Third World Esperanto Congress in Cambridge, England.

The Esperanto Association is the international language society for Esperanto.

The Esperanto Association was founded in 1908 at the Fourth World Esperanto Congress in Dresden, Germany.

The goal of the Esperanto Association is to promote the use of Esperanto, teach Esperanto to people around the world, create Esperanto-language materials, and organize Esperanto events.