Wonderful numbers of metal weapons and instruments excavated at several Phung Nguyen culture websites in northern Indochina are linked to the start of the Copper Age in Southeast Asia.[twenty] Additionally, the start of your Bronze Age has long been confirmed for approximately 500 BC at Đông Sơn. Vietnamese historians commonly https://vi-t-nam23334.alltdesign.com/new-step-by-step-map-for-vf555-50646106