The strongholds of Xi'an otherwise called Xi'an City Wall, in Xi'an, an old capital of China, speak to one of the most seasoned, biggest and best protected Chinese city dividers. It was worked under the tenet of the Hongwu Emperor Zhu Yuanzhang as a military safeguard framework. It displays the "complete elements of the defense design of medieval society". It has been revamped commonly since it was inherent the fourteenth century, thrice at interims of around 200 years in the later 50% of 1500s and 1700s, and as of late in 1983. The divider encases a range of around 36 square kilometers (14 sq mi) The Xi'an City Wall is on the speculative rundown of UNESCO's World Heritage Site under the title "City Walls of the Ming and Qing Dynasties". Since 2008, it is additionally on the rundown of the State Administration of Cultural Heritage of the People's Republic of China. Since March 1961, the Xi'an City Wall is a legacy National Historical and Cultural Town.