Tvarditsa Municipality
Tvarditsa Municipality is a municipality in the Sliven Province of Bulgaria.Demography
At the 2011 census, the population of Tvarditsa was 13,804. Most of the inhabitants were Bulgarians with a minority of Turks and Gypsies/Romani. 7.07% of the population's ethnicity was unknown.Villages
In addition to the capital town of Tvarditsa, there are 9 villages in the municipality:
