鸦片问题几乎与清王朝相始终.鸦片政策是其重心之所在.清代的鸦片政策历经合法、非法、内禁外不禁、合法四个发展阶段. 清初,袭唐宋元明旧制,鸦片例药材纳税进口,属合法贸易.但随着吸食者日众,鸦片进口大量增加,导致了中国白银大量外 Opium issue is almost always with the Qing Dynasty opium policy is its center of gravity.The Qing opium policy has gone through four stages of development: legalization, illegal, incarceration and legalization. Imports, is a legitimate trade.But with the Japanese people, opium imports increased significantly, resulting in a large number of Chinese silver