Đàng Trong
Đàng Trong (塘中, also Nam Hà 南河) was an area of Vietnamese southwards expansion, later enlarged to become Cochinchina, during the 17th century Trịnh–Nguyễn War.
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Wikipedia
Đàng Trong (塘中, also Nam Hà 南河) was an area of Vietnamese southwards expansion, later enlarged to become Cochinchina, during the 17th century Trịnh–Nguyễn War.