Stefan Nemanja Declares Serbian Independence (1186)

Timeline

1. 1185–1186Raška · SerbiaAfter the 1185 Byzantine coup, imperial authority greatly declined, and Stefan Nemanja, previously a vassal grand prince, had gradually expanded his territories. The empire was unable to effectively restrain Serbia, and Nemanja began reducing tribute and military obligations to Constantinople.
2. 1186Raška · SerbiaStefan Nemanja formally refused to acknowledge Byzantine suzerainty, ruling Raška and the expanded Serbian lands as an independent grand prince. He ceased paying tribute to Constantinople and handled foreign relations and church affairs on his own.
3. 1186–1190Serbia · SerbiaAfter independence, Nemanja continued expanding southward, conquering the Dalmatian coast and hinterland, and maneuvering against Byzantium, Hungary, and other powers. By around 1190, Serbia had become an independent political entity in the Balkans that could not be ignored.