Echange entre les missions françaises et portugaises du district d'Haînan contre celui de Tchao-King, etc.

Apostolic Vicariate of Guangdong ; Bishop of Macau ; Catholic mission transfer ; Church-State Relations ; Colonial Authority ; Concordat 1857 ; Concordat 1886 ; Congregation for the Propagation of the Faith ; Ecclesiastical Negotiation ; French Catholic missions ; Hainan Island religious jurisdiction ; Hainan retrocession ; Indemnity Refusal ; International Diplomatic Tensions ; Jean M. Mercier ; Mérel ; Piastre Deficit ; Pontifical decree 1904 ; Portuguese Catholic missions ; Property Valuation Disputes ; Sino-European religious conflict ; Three Contested Sub-Prefectures ; Treaty-Based Jurisdiction ; Zhaoqing district ; late Qing diplomacy ; Manuscripts