Kardam of Bulgaria Defeats Byzantine Emperor

In 792, Kardam of Bulgaria achieved a military victory over Byzantine Emperor Constantine VI at the Battle of Marcellae. The conflict, located in the region of Thrace, was significant as it underscored the growing power of the Bulgarian state and its military capabilities against the Byzantine Empire during a period of territorial expansion. Kardam's forces overcame the imperial troops, marking a pivotal moment in Bulgarian-Byzantine relations.