Unified Silla | 18th year of King Munmu, the king established Seonbu, an independent department for the management of country’s ships.
AD 698
Founding of Balhae (~ AD 926)
AD 732
Balhae | 14th year of King Mu, Jan Mun-hyu led a 20 thousand strong naval forces to attack Dengzhou on the Shandong peninsula (present-day Shandong Penglai)
AD 828
Unified Silla | 3rd year of King Heungdeok, Jang Bogo established Cheonghaejin
AD 912
Taebong | 12th year of King Gung-ye, Wang Geon defeated the naval forces of Post-Baekje at Deokjinpo (present-day Yeongsan river basin)
World History
AD 476
Rome | Fall of Western Rome
AD 581
China | Founding of Sui Dynasty (~AD 618)
AD 589
China | Sui Dynasty unified the Northern and Southern Dynasties
AD 618
China | Founding of Tang Dynasty (~AD 907)
AD 710
Japan | Nara period began (~ AD 784)
AD 714
China | Shibosei, an organization taking charge of external trade was established in Guanzhou of Tang Dynasty
