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What is Great Wall: Origins and Defenses about?
The Great Wall of China stretches over 6,000 miles across northern China and was constructed to protect against invaders from the north. It was built and rebuilt during successive dynasties over hundreds of years, beginning in the 5th century BC. Emperor Qin Shi Huang ordered much of the initial construction to unify existing fortifications and walls to keep out nomadic tribes. Sections were later expanded and reinforced during the Ming Dynasty in the 14th-15th centuries using materials like brick and stone
- Author
- pintu_psp
- Language
- EN