Education/Employment was 100% 'reserved' to Brahmin for 2000+ years as per https://en.wikipedia.org/wiki/Rigveda https://en.wikipedia.org/wiki/Rigveda in https:

Education/Employment was 100% 'reserved' to Brahmin for 2000+ years as per https://en.wikipedia.org/wiki/Rigveda https://en.wikipedia.org/wiki/Rigveda in https://en.wikipedia.org/wiki/Timeline_of_Indian_history https://en.wikipedia.org/wiki/Timeline_of_Indian_history