Dioceses of the Church of the East to 1318 to represent them. None of these four dioceses is mentioned again, and it is not clear when they lapsed. By the end of the 5th century there were at least three East Syriac dioceses in the Sassanian province of Media in western Iran. Canon XXI of the synod of Isaac in 410 foreshadowed the extension of the metropolitan principle to the bishops of Beth Madaye and other relatively remote regions. Hamadan (ancient Ecbatana) was the chief city of Media, and the Syriac name Beth Madaye (Media) was regularly used to refer to the East Syriac diocese of Hamadan as well
Industry in ancient Tamil country Industry in ancient Tamil country During the Sangam age, industrial activity was considered ancillary to agriculture and was mostly domestic, not factory-based. Simple workshops where the blacksmith made the wheel or the carpenter his wooden wares could be called factories of a sort. Weaving, pearl fishing, smithy and ship building were some of the prominent industries of the ancient Tamil country. Cotton and silk fabrics from Madurai and Urayur were in great demand; the textiles from these regions were well known for their high quality. Korkai was the center of pearl trade and produced pearls that were sought after not