WORLD HISTORY

Detailed explanation-1: -The Mongols, however, lived in the Gobi Desert and were constantly raiding cities of northern China. This is why the Great Wall of China was built to protect the Chinese from these northern invaders.

Detailed explanation-2: -These two deserts provided China with a natural defense against outside forces. Invaders could not invade a region using camels; they needed horses, and travel with horses through the deserts was difficult. However, while the deserts provided a barrier against invasion, they also limited Chinese expansion.

Detailed explanation-3: -The largest desert in east Asia is the Gobi Desert. This desert runs across the northern border of China and the southern border of Mongolia.

Detailed explanation-4: -The Qin Mountains, a continuation of the Kunlun Mountains, divides the North China Plain from the Yangtze River Delta and is the major physiographic boundary between the two great parts of China Proper. It is a cultural boundary as it influences the distribution of customs and language.

Detailed explanation-5: –Natural Barriers: 1) The Tibetan Plateau forms part of China’s natural border to the west Plateau: a mostly level area of land at a high elevation 2) The Himalayan Mountains contain some of the tallest mountains in the world. 3) The Gobi Desert is a vast area stretching from Mongolia to China.

Detailed explanation-6: -The Mongols lived in the Gobi desert though and frequently raided northern Chinese cities. The Great Wall of China was built to protect the ancient Chinese from these invaders.