Russian Language (Russian): https://rus.stackexchange.com
    Rus.SE is used by Russian-speaking users to ask language-related questions about their native language.
Russian Language (English): https://russian.stackexchange.com
    Russian.SE is used by English-speaking users to ask language-related questions about Russian language.

https://meta.stackexchange.com/question … ommunities

Rus.SE is a truly Russian-only environment with an entirely different community, most of whom do not participate elsewhere on the network.

We can have full language communities like that since we have community managers who are fluent in Russian

https://meta.stackexchange.com/question … change-com

I would not recommend merging these sites
Rus.SE community is more active, because users don't have to know English there

https://class.rambler.ru/temy-russkiy-yazyk/
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