*The Daoguang Emperor of China issues an edict explicitly forbidding any members of the [[Chinese investiture envoys]] to bring goods to [[Kingdom of Ryukyu|Ryûkyû]] with the intent of engaging in trade. | *The Daoguang Emperor of China issues an edict explicitly forbidding any members of the [[Chinese investiture envoys]] to bring goods to [[Kingdom of Ryukyu|Ryûkyû]] with the intent of engaging in trade. |