How Long Is The Great Wall Of China Built. The great wall of china is a series of fortifications that were built across the historical northern borders of ancient chinese states and imperial china as protection against various nomadic groups. So how long exactly the great wall is?
In fact, it began as independent walls for different states when it was first built, and did not become the great wall until the qin dynasty.
China's border walls were first built during the zhou dynasty, back in 770 bc. It took one hundred years to build. Unfortunately, no records of how long the completed original qin wall was to be or the actual boundaries have survived to the present, and much of the original wall has eroded over the centuries leaving very little information to support the facts. In fact, it began as independent walls for different states when it was first built, and did not become the great wall until the qin dynasty.