How did mountains and deserts chinese civilization develop

Deadly Deserts and Towering Mountains. ... China's towering mountain ranges cover two-thirds of the country, including the Himalayas, which hold the world's tallest peaks along the country's western borders. These treacherous deserts and mountains kept early China isolated from Western civilizations.

a historian who compares the expansion of political systems to the expansion of economic systems to the expansion of economic systems is organizing history by theme.

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increase in population