Inconclusive Bulgarian Empire Croatian Kingdoms The Croatian–Bulgarian Wars were a series of conflicts that erupted three times during the 9th and 10th centuries between the medieval realms of Croatia and Bulgaria.

Duke Trpimir of Croatia was a faithful Frankish vassal and was wary of Bulgaria's ongoing expansion when it reached Croatian borders after the wars against Serbia.

925 to pay taxes not to Byzantium but rather to the Croatian state;[3] the Dalmatian territories, including most cities and the northern islands, were henceforth administered by King Tomislav and were to remain under Croatia.

The Croatian victory was so decisive and the battle so big that contemporary sources greatly overestimated Croatia's Army at 160,000 men, with a slightly bigger force on the Bulgarian side.

On the same day as the battle Simeon died in Preslav and his successor Peter I faced internal difficulties and revolts by his brothers Michail and Ivan.

The Serbs were able to take advantage of this situation and many of them returned by 931 to their homes in the renewed Serbian realm, thus terminating Croatia's short-lived Bulgarian neighbor at the east.

His brothers Krešimir III and Gojslav did not want Svetoslav as ruler and attempted a coup d'etat, asking the Bulgarian tsar Samuil for help.