Consular letter about prohibition of rice exports from China to Macau

Administrative Policy Qing Dynasty ; Colonial Trade Restrictions ; Days Consumption Limitation ; Diplomatic Dispatch ; Diplomatic Relations China Portugal ; Dispatch Commending Governor ; Document Function as Policy Record ; Episode in Sino-European History ; Food Security Measures ; Governor Macau Response ; Intercession for Food Relief ; Late 19th Century Logistics ; Macau Rice Supply Crisis ; Portuguese Colony Macau ; Portuguese Consulate in Canton ; Provincial Governance Canton ; Qing Viceroy Export Ban ; Re-Exports to Macau Halted ; Resolution Attribution Success ; Rice Export Prohibition China ; Sino-Portuguese diplomacy ; Study of Sino-Portuguese Relations ; Subsistence Level Preservation ; consulate correspondence Canton ; Documents