Secret History and Development of the Great Wall of China

 The Great Wall of China is known as one of the world renowned heritage of civilization. Shaped wall built this fort is the largest building ever built in human history. This is evidenced from the size of this building which has a length of 6,350 km that runs vertically from Shanhaigun Pass near the Gulf of Bo Hai in the northeastern part up to now Jisayuguan Pass in the north central part of the Chinese territory. Reach 8 meters high and 5 meters wide at the top and the bottom width of 8 meters. Every 180-270 meters tall lookout towers are about 12 meters. The Great Wall of China is standing firm is a symbol of the perseverance and determination that hard Chinese people in the past. 

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Development Brief History of the Great Wall of China

 Beginning of the construction of the Great Wall aims to maintain the boundaries of Chung Kuo (called the ancient Chinese) from the invasion of Nomad tribes from the north. In the Qin Dynasty, at which time the ruling was Emperor Shih Huang Ti, a great emperor who managed to unite the whole of China, intends to continue the development efforts of the Great Wall that is dormant for some time because of the state of war between the kingdom. In the year 221 BC, Shih Huang Ti memeberi order to connect an unfinished concrete building and continue the development as far as 5,000 km. 

 Construction of the Great Wall is appropriate given its function is very important to hold the threat of Nomad tribe who want to seize territory. The Great Wall is built on the tops of high mountains and dangerous, where a giant wall made using the composition of stone, brick, wood and cement soil making it tough and resistant to weather for centuries. After the death of Shih Huang Ti era and was replaced by the Han Dynasty in AD 206-220 Development in the Han Dynasty era in an extension of the building of the Great Wall as far as 10,000 km. Does not stop there, the Great Wall undergo redevelopment in the era of the Ming Dynasty 1368-1644 year. Kala is a big wall strengthened by adding granite and coal are long and coated with lime. Over the centuries, the Great Wall into a bulwark very valuable addition to its function as a barrier to the outside world and to protect fertile agricultural products are famous. 

 Secrets Behind the sturdy Great Wall of China 

 Often a general question about what the real secret behind the sturdy Great Wall of China for centuries. A study conducted concluded that one of the most brilliant technical innovation is found in those days was the use of sticky rice as a mixture of cement used to build the Great Wall.  Glutinous rice is used as the material required to mix the cement has a composition of substances that allow the lime cement used be many times more adhesive. A mixture of glutinous rice and lime cement adhesive is composed of organic and inorganic materials, it is able to bind the bricks are very closely even though the weeds can not grow on it. Organic composition contained the amylopectin derived from glutinous rice and inorganic composition of the calcium carbonate of the limestone creating a dense microstructure which makes the Great Wall became more stable and has a greater mechanical strength. 

 So especially the uniqueness of this legendary building? There are things that may not be considered carefully regarding the establishment of the Great Wall region surrounding the life of vegetation / plants that grow among the Great Wall. The existence of a giant wall that divides the outside and the forest beyond expectations could change before the genetic plant is a plant that grows with the same genetic slowly over a long period turned into a different plant genetics. 

 Graves of the World's Longest 

 The Great Wall with a splendor that has become a legend throughout the world does not mean not to leave a history filled with sacrifices. The Great Wall was built by using human power drawn from slaves who were employed by force. The work budakmelakukan move the stones and put them into building a giant wall during amalam without being given any salary. This heavy work had sacrificed thousands of lives. Then came the Great Wall of China designation as the World's Longest Graves. 

Bibliography: Tanuwijaya, Ramon. 2011. Popular knowledge of the World. Yogyakarta: Grafindo Litera Media. 

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