Balhae or Jin, also rendered as Bohai, was a multi-ethnic kingdom established in 698 by Dae Joyeong and originally known as the Kingdom of Jin until 713 when its name was changed to Balhae. At its greatest extent it corresponded to what is today Northeast China, the northern half of the Korean Peninsula and the southeastern Russian Far East.
The territory of Balhae in 830, during the reign of King Seon (Xuan) of Balhae.
Brick fragment inscribed with the characters shang jing 上京, "Upper Capital" of Balhae, held at the National Museum of China
Buddhist relief sculpture from Balhae at the Ohara Museum of Art, Japan. The inscription in Literary Chinese contains a description of the artifact's making in 834 AD, and a poem honoring the dharma.
Replica of the epitaph of Princess Jeonghye (Zhenhui), the second daughter of Mun of Balhae (r. 737–793)
Dae Joyeong or Da Zuorong, also known as King Go, established the state of Balhae, reigning from 699 to 719.
ROK navy warship, Dae Jo Yeong in San Diego, USA.