The reasons for the construction of the Great Wall of China.

The main reason for the construction of the Wall of China was to protect the lands of China from the constant raids of nomads, namely from the Huns. Thus, in the 3rd century BC. the construction of this defensive structure began, which was supposed to prevent the attack of opponents. It is also known that the Huns gradually began to migrate westward. In this connection, they reached the Volga in the 3rd century, and in the 4th century they came to the Black Sea region.