Cinnamomum cassia United Kingdom, and India is Chinese cinnamon. "Indonesian cinnamon" ("C. burmannii") is sold in much smaller amounts. Chinese cassia is produced in both China and Vietnam. Until the 1960s, Vietnam was the world's most important producer of Saigon cinnamon, which has a higher oil content , and consequently has a stronger flavor. Because of the disruption caused by the Vietnam War, however, production of Indonesian cassia in the highlands of the Indonesia island of Sumatra was increased to meet demand. Indonesian cassia has the lowest oil content of the three types of cassia, so commands the lowest price. Chinese cassia
Via Cassia broke off from the Via Cassia near Baccanae, and held north through Falerii, Tuder, and Perusia, rejoining the Via Cassia at Clusium. When the incursions of Faroald, the Lombard Duke of Spoleto, cut the Via Flaminia, the lifeline between Rome and Ravenna, the Via Amerina was improved and fortified at intervals, works that represented some of the last road-building carried out in Italy in Late Antiquity. As the new military and strategic route, the Via Amerina "became the communications core of Imperial Italy and the chief support to the claim that imperial Italy was still extant." There are the remains