Who had the idea to build the great wall of china?
Shi Huangdi, "the First Emperor"
Roughly 220 BCE to 200 BCE
*** Just started, many dynasties continued
As a thriving empire and civilisation, China was under constant threat from barbarians and hostile invasions, drawn to the lands by its immense wealth and agricultural fertility. The Great Wall of China was built to defend the vast empire from these constant threats. Originally built in the seventh century B.C, as defences for the northern feudal states of the Zhou Dynasty, all the walls were eventually merged together by Qin Shi Huang, forming the Great…