(french: Oui au breton, en, Yes to Breton) is a campaign started in the 21st century by the ( en, Office of the Breton language) to promote and stimulate the use of the
Breton language
Breton (, ; or in Morbihan) is a Southwestern Brittonic language of the Celtic language family spoken in Brittany, part of modern-day France. It is the only Celtic language still widely in use on the European mainland, albeit as a member of ...
in daily life in
Brittany
Brittany (; french: link=no, Bretagne ; br, Breizh, or ; Gallo: ''Bertaèyn'' ) is a peninsula, historical country and cultural area in the west of modern France, covering the western part of what was known as Armorica during the period ...
, northwestern
France
France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of Overseas France, overseas regions and territories in the Americas and the Atlantic Ocean, Atlantic, Pacific Ocean, Pac ...
. Breton is a
Brythonic
Brittonic or Brythonic may refer to:
*Common Brittonic, or Brythonic, the Celtic language anciently spoken in Great Britain
*Brittonic languages, a branch of the Celtic languages descended from Common Brittonic
*Britons (Celtic people)
The Br ...
Celtic language
The Celtic languages (usually , but sometimes ) are a group of related languages descended from Proto-Celtic. They form a branch of the Indo-European language family. The term "Celtic" was first used to describe this language group by Edward ...
which has fallen out of general use since the mid-20th century. Efforts are underway in the region to revive the language, which is classified by
UNESCO
The United Nations Educational, Scientific and Cultural Organization is a List of specialized agencies of the United Nations, specialized agency of the United Nations (UN) aimed at promoting world peace and security through international coope ...
as endangered.
Charter for private sectors
With the first phase of Ya d'ar brezhoneg, started on 5 October 2001, the office worked to promote the use of the Breton language within