The history of the great wall of China

The great wall of China is a legendary masterpiece of human achievement. The history of the great wall of China is a long, dating back to the beginning of the period of the fall and spring in China, as early as the 8th century BC. It is at this time that the Chinese began using the technology of construction of wall to protect the country and fields of invading barbarians.
However, the first vestiges of the great wall of China that still exist today have not begun to 221 BC, during the reign of Qin Shi Huang. The period of warring States, a long stretch of nearly two centuries, in which many warlords tried to preserve or to seize control of Earth in China, has led many fortifications built throughout on the country.
When finally, Emperor Qin United China in 221 BC, and established the first Chinese dynasty, the Qin dynasty, he began to worry about invasion forces break his newly formed Empire. Therefore, to protect against the Xiongnu to the North, Qin ordered the extended two centuries to be connected with massive built fortifications of the wall. It ignores even today exactly how long and complete the walls of the Qin dynasty were as much of them eroded or destroyed over time.
However, other areas have been maintained by the Han, Sui and Jin Dynasties of years later to protect their northern empire. The history of the great wall of China has end step it well. During the Ming dynasty, after the subsequent close battles with Mongols, Emperor Ming decided that the war was too cost of his empire and started to build a new scope of the great wall to ward off the Mongols in the North.
The extent of the great wall of China was much stronger than the fortifications of Qin Ming used bricks and stones instead of rammed earth. Over the years, some sections of the great wall have been enriched and eventually assisted in the 1600s to stave off the invasions by the Manchu. This success has been overcome that when the Ming dynasty was betrayed by a Ming General who had been bribed. The Mongolia was annexed in China under the Qing dynasty that followed, and work on the great wall of China has been largely completed.
Today, however, the great wall of China has become a symbol of an entire nation and the only visible artificial structure from orbit. The lasting effect and the symbol which is the great wall of China attracts millions each year from all corners of the globe and remains a symbol of ingenuity for the human race. All and it was built more than 2000 years ago.