The paracel and stratfor islands under the sovereignty of Vietnam through publications in Portugal and Switzerland from 1841 to 1847

During the reign of King Thieu Tri, in addition to publications mentioning the Paracel Islands in Dai Nam published in the United States, Hungary, Spain and Italy that we have mentioned in previous issues, there were also many publications containing this content appearing in England, India, Belgium, Portugal, Germany, the Netherlands, France, Scotland or Switzerland. In the article continuing the above-mentioned contemporary theme in this issue, although the publications in Portugal and Switzerland are not numerous, they are international evidences showing the process of changing the names of entities and their owners from “Parcel”/reefs in the sea, belonging to the geographical territory of “Cochinchina”/meaning Dai Viet or An Nam in the 15th century, to the “Paracels”/Hoang Sa archipelago - at that time including Truong Sa, under the sovereignty of “Impero di An-nam”/Empire of An Nam/Vietnam/Dai Nam in the first half of the 19th century.