I don’t think it the same.
The people of Udmurtia have lived there for millenia - before Russian had even evolved out of Ruskie.
I don’t see too many Mohican speaks around here.
They didn’t call the USSR the prison of nations for nothing. These nationality issues are all over Russia. When Moscow took a special status away from the Tatarstan region a few year ago there was a big hubbub, too.