English
Russian Manchuria
From Russian + Manchuria.
first attested First appears in the middle of the 19th century (as stated in the etymology)
The story
First appears in the middle of the 19th century.
Today it means
name The part of Russia near northeastern China (including Primorsky Krai and other nearby areas) which was annexed by the Russian Empire in the mid 19th century and understood as part of Manchuria.
Language periods are conventional ranges, not dates for this word.
Etymograph / Russian Manchuria