Trianon was supposed to provide the minorities living on the territory of Hungary with self-determination. 

 Interestingly, neither France nor Britain did anything to give self-determination to its own minorities. Prior to the French revolution only a minority of France’s population spoke French, the majority spoke Occitan, Catalan, Corsican, Alsatian, West Flemish, Lorraine Franconian, Gallo, Picard or Ch’timi and Arpitan. Practically, none of these exist today. Britain’s story with Gaelic, the Irish, and Wales is similar. Furthermore, both of these two countries held one third of the world as their colonies