In the 15th century, the town was a possession of the Serbian despots Stefan Lazarević and Đurađ Branković.
A year after, lord of Baia Sprie became Stefan's successor Despotus Đurađ Branković of Serbia.
The prince fled to the Kingdom of Hungary where he had large estates, which included Zemun, Slankamen, Kupinik, Mitrovica, Stari Bečej, Kulpin, Čurug, Sveti Petar, Perlek, Peser, Petrovo Selo, Bečej, Arač, Veliki Bečkerek, Vršac, etc.
The ruins of the Vavedenje monastery, however, include impressive sarcophagi dating from the 15th century, believed to belong to the Serbian despots Stefan Branković and Đurađ Branković.
In 1497 Italian court poet Rogeri de Pacienza di Nardo wrote about a group of Serbian refugees who left the Despotate of Đurađ Branković to settle in the village of Gioia del Colle near Bari, Italy.
In 1425 Stefan Lazarević held a major meeting in Srebrenica because of the question on who would succeed him to the Serb throne (he had no children), he chose Đurađ Branković.
During the conflict between Tvrtko II and Serbian ruler Đurađ Branković they sided with Serbia and conquered the region of Zvornik.
Đurađ Branković | Lazar Branković | Stefan Branković | Jovan Branković |
Crnča reached its peak in second half of 15th century during the time of despots Stefan Lazarević and Đurađ Branković when it was one of the richest mines of Serbia along with Novo Brdo, Srebrenica and Rudnik.
Olivera had four older sisters, Mara (mother of Serbian despot Đurađ Branković), Dragana, Teodora, and Jelena (mother of Balša III, the last ruler of Zeta) and two brothers, Serbian despot Stefan Lazarević and Vuk.
The Byzantinist Donald Nicol, who researched the family's history, categorically identifies him as the brother of George Palaiologos Kantakouzenos; Giovanni Musachi makes him the brother of Irene Kantakouzene, wife of Serbian Despot Đurađ Branković, but incorrectly states Thomas was the son of the Emperor John VI Kantakouzenos, an error DuCange repeats.
Đurađ Branković was deemed by his contemporaries as the richest monarch, having a steady income from the gold and silver mines of Novo Brdo.