It was nicknamed the "worthiest jewel of the city" and played a very active role in the inception of the modern Greek Enlightenment movement.[11] Similar educational institutions this period were operating in a number of urban center in the Ottoman Empire: Bucharest, Iași, Ioannina, Istanbul (Constantinople).Moreover, with the purpose of meeting class needs, he wrote a number of introductory manuals in Greek, as well as treatises and other material, necessary for teaching, many of which are still preserved in unpublished manuscripts.[17][18] Although the city never rose to its former glory, a new Greek school was established at the end of the 18th century whose headmaster at 1802 was Daniel Moscopolites.This school functioned the following decades, thanks to donations and bequests mainly by baron Simon Sinas, a member of the Moscopolean diaspora.