Original sentence: Conventionally, Goguryeo is viewed as a Korean state, more specifically as one of the Three Kingdoms of Korea.Traditional Chinese histories also identified Goguryeo with Goryeo, a Korean dynasty that took its name from Goguryeo and ruled Korea for centuries
Edited sentence: Even before the capital city was moved to Pyongyang, the territory of Goguryeo was the Manchuria and North Korea.Many mainstream historians have viewed Goguryeo as a Korean state, one of the Three Kingdoms of Korea.Moreover, China do not use the term of Manchuria any longer to hide the several features of Manchuria between Jurchen and Korea (Instead, they use northeast China even though Manchuria also contains Russian territory).Recently, however, in accordance with new revisonist and inclusive view of the modern People's Republic of China as a multi-ethnic nation state, the concept of Chinese history was expanded to encompass all states that developed principally in the current territory of China.The Chinese have also traditionally viewed Goguryeo as a Korean state that engaged in the territorial competition with Han China in the Northeast