Yong-le: Year 19, Month 4, Day 13
14 May 1421
There was an Imperial proclamation stating: "I have respectfully taken on Heaven's mandate and rule the Chinese and the yi... Now I am proclaiming to China and abroad that all that which is disadvantageous to the people and all that which is not immediately necessary will now cease... The voyages by treasure-ships to the various fan lands and trips to the West and to the North to buy horses will all temporarily cease. All those people and families who have fled away are to be called to return to their occupations and, as an incentive, they will be exempt from the various taxes and assessments for a year. In addition, any taxes or grain in arrears in these households' original domiciles will be remitted....."
Zhong-yang Yan-jiu yuan Ming Shi-lu, volume 14, page 2266/67