English: This map shows the municipalities which have adopted a resolution asking the French government to teach Breton at school between 1934 and 1938 during the campain leaded by Ar brezoneg er skol (Breton langue into the classroom); pink municipalities located in the eastern part of the country, called Upper Brittany or Breizh-Uhel, shows the region where the language had vanished in the past, remplaced with French or a "langue d'oil" ; orange municipalities shows municipalities located in Upper Brittany which have lost the language quite recently, around the 19th century and which has kept a strong identity link with Breton language ; the western part, called lower Brittany or Breizh-Izel, shows the part of the country where the language where still widely spoken in the 1930. The kaki colour shows the municipalities which haven't voted the resolution. The dark blue colour shows municipalities which have been the first to pass the resolution, before April 1936 and the light blue colour shows municipalities which have adopted the resolution by May 1938, just before the war came to stop the campain