Sardinia world (22 centenarians/100,000 inhabitants). Sardinia is the first discovered Blue Zone, a demographic and/or geographic area in the world with an oversize concentration of centenarians and supercentenarians. In 2016 there were 50,346 foreign national residents, forming 3% of the total Sardinian population. The most represented nationalities were: Sardinia's most populated cities are Cagliari and Sassari. The Metropolitan City of Cagliari has 431,302 inhabitants, or about ¼ of the population of the entire island. Eurostat has identified in Sardinia two Functional Urban Areas: Cagliari, with 477,000 inhabitants, and Sassari, with 222,000 inhabitants. Sardinia is one of the five Italian autonomous regions,
History of the Jews in Sardinia Sardinia. Little recorded Jewish history of early Sardinia remains but it is presumed they led a quiet, provincial life with full rights along with the natives. They even left a mark on Sardinian itself in words like Friday that, unlike the other Romance languages, is actually "chenàpura" or "cenàpura", deriving its name from the Latin "cena pura" in order to designate the food prepared for Shabbat eve. When Christianity became the state religion of Rome, Jewish rights everywhere, including Sardinia, became curtailed. After the fall of Rome, a succession of foreign rulers became the governors of Sardinia and life for