Apart from some mining and fishing, agriculture was the primary exercise of most Vietnamese, and economic development and trade were not promoted or encouraged with the condition.[sixty two] In 1407, beneath the pretext of encouraging to restore the Trần monarchs, Chinese Ming troops invaded Đại Ngu and captured H�?Quý Ly https://vitnam34444.blogadvize.com/37990542/getting-my-việt-nam-to-work