Study Of Military Defense Of Koguryo City In Chinese Territory

This study is the Koguryo cities in Chinese territory defense related content. From the historical records, archaeological register, map data, field investigation and other aspects of the research object (Koguryo city in Chinese territory) are analyzed, thus the Koguryo territory defense facilities China monomer, and some of the characteristics of the group layout. And then analyzes the reasons for the formation of these characteristics, and these characteristics of Koguryo military defense of.First of all, to analyze the city monomer, its location is in the river, traffic factors, while taking into account the geographical environment (the mountain terrain, water, city water) factors oriented location results; the city form, does not rigidly adhere to the form, along with the mountain, built off for the city defense facilities, wall sections; make full use of natural conditions, combined with artificial walls and the walls around the natural way to build walls. The gate position and selected for convenient access, pay more attention to defense, have assisted in the urn, various forms, different from the Central Plains city regular shapes in the form. The barracks for the semi cave of residential, fully embodies the Goguryeo people against the Northeast winter harsh natural conditions solution. Lookout election in the commanding point, convenient external observation and internal command. From several city monomer standpoint, Koguryo city for the purpose of defence fortification concept revealed beyond doubt.Secondly, to analyze the city layout, China within the territory of Koguryo city layout form "side", "island", "two lines", "two capitals" layout. While "is the western boundary of Koguryo Liaodong line, the main defensive Central Plains land attack;" island "is the Liaodong Peninsula, where the main defense and attack the Central Plains Dynasty direction;" two lines "is Koguryo" north and south, two "defense, here is the territory of hinterland traffic thoroughfare that leads to high it was early, middle Ji'an the capital city of Huanren area, area;" two Wang Ji "is the Huanren area of five female mountain and Ji'an areas of the domestic city and Wandu mountain city, here for the last two capitals. The four parts formed the city defense layout of koguryo in Chinese territoryFinally, the city layout especially in Sui and Tang two dynasties of Central Plains Dynasty Goguryeo defense:Although Koguryo city layout to the overall display rich form, perfect structure, strong in Chinese territory, however, in the face of the Sui and Tang Dynasties strong two, the mature defense facilities only delay its demise the footsteps.