While in Belgrade, Brković promoted civil disobedience and supported free society. A romantic poet of the same league, he intimately  befriended Matija Bećković and Radovan Karadžić, though he would later become their most harsh critic.
Brković's time in Belgrade was marked by his advocacy for civil disobedience and support of a free society.  He developed close relationships with Matija Bećković and Radovan Karadžić, but ultimately became critical of them.