Minority languages

In my country, people speak Catalan and Spanish. To protect the Catalan, the Department of Education of Catalonia has a language immersion program in schools to improve the level of use and knowledge of the language.
https://noticeboards.netlanguages.com/phpBB3/
https://noticeboards.netlanguages.com/phpBB3/viewtopic.php?f=68&t=51626