WORLD HISTORY

Detailed explanation-1: -Though the beginning of the Great Wall of China can be traced to the fifth century B.C., many of the fortifications included in the wall date from hundreds of years earlier, when China was divided into a number of individual kingdoms during the so-called Warring States Period.

Detailed explanation-2: -Large parts of the fortification system date from the 7th through the 4th century bce. In the 3rd century bce Shihuangdi (Qin Shihuang), the first emperor of a united China (under the Qin dynasty), connected a number of existing defensive walls into a single system.

Detailed explanation-3: -The Qin dynasty left two architectural monuments of massive proportions-one the Great Wall of China, which actually connected sections of a number of existing short walls, and the other a great palace for the first emperor, which contained a hall of state some 1, 500 feet (450 metres) square.

Detailed explanation-4: -Qin Shi Huangdi, the first Qin Emperor, was a brutal ruler who unified ancient China and laid the foundation for the Great Wall.