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Beginnings of agriculture, domestication of plants and animals, and early civilizations: Mesopotamia, Egypt, Indus Valley, Shang, and Olmec
life of Buddha, Confucius, Lao-Tsu (beginnings of Confucianism, Buddhism, Taoism)
6th century B.C.E.
Han Dynasty, also beginnings of Silk Roads and maritime trade around the South China Sea and Indian Ocean Basin
206 B.C.E.-220 CE
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