Carbonia, Sardinia Carbonia, Sardinia Carbonia ( is a town and "comune" in the Province of South Sardinia, Sardinia, Italy. Along with Iglesias it was a co-capital of the former province of Carbonia-Iglesias, now suppressed. It is located in the south-west of the island, at about an hour by car or train from the regional capital, Cagliari. Carbonia was founded on the 18 December 1938 by the Fascist regime. Benito Mussolini ordered the building of the city and was present at its inauguration. The city was built to provide housing for the workforce of the nearby mines. The name Carbonia comes from the
Kingdom of Sardinia when the new Kingdom of Sardinia and Corsica defeated the Arborea Judicatus in a battle in Sanluri and its sovereign rights were sold by the last Judex. Later, the title of King of Sardinia was granted by the Emperor of the Holy Roman Empire to Barisone II of Arborea and Enzio of Sardinia. The first could not reunify the island under his rule, despite years of war against the other Sardinian judices, and he finally concluded a peace treaty with them in 1172. The second did not have the opportunity. Invested with the title from his father, Emperor Frederick II