Georgi Nikolov Delchev , known as Gotse Delchev, also spelled Goce Delčev, Cyrillic: Гоце Делчев, originally spelled in older Bulgarian orthography: Гоце Дѣлчевъ; was an important Bulgarian revolutionary figure in Ottoman-ruled Macedonia and Thrace at the turn of the 20th century.
Wikipedia

Bulgaria is a Balkan nation with diverse terrain encompassing Black Sea coastline, a mountainous interior and rivers, including the Danube. A cultural melting pot with Greek, Slavic, Ottoman, and Persian influences, it has a rich heritage of traditional dance, music, costumes, and crafts. At the foot of domed Vitosha mountain is its capital city, Sofia, dating to the 5th century B.C.
Wikipedia