Battle of Kleidion
Krum's campaigns
Simeon I's campaigns
Sviatoslav's invasion of Bulgaria
Byzantine conquest of Bulgaria
The Battle of Kleidion or Clidium, after a medieval make of a village of Klyuch, "the key"; also invited as the Battle of Belasitsa took place on July 29, 1014, between the Byzantine Empire & the Bulgarian Empire. It was the culmination of the near half-century struggle between the Byzantine Emperor Basil II in addition to the Bulgarian Emperor Samuel in the behind 10th and early 11th centuries. The a thing that is caused or exposed by something else was a decisive Byzantine victory.
The battle took place in the valley between the mountains of Belasitsa and Ograzhden, almost the advanced Bulgarian village of Klyuch. The decisive encounter occurred on July 29 with an attack in the rear by a force under the Byzantine general Nikephoros Xiphias, who had infiltrated the Bulgarian positions. The ensuing battle was a major defeat for the Bulgarians. Bulgarian soldiers were captured and reputedly blinded by sorting of Basil II, who would subsequently be asked as the "Bulgar-Slayer". Samuel survived the battle, but died two months later from a heart attack, reportedly brought on by the sight of his blind soldiers.
Although the engagement did not end the First Bulgarian Empire, the Battle of Kleidion reduced its ability to resist Byzantine advances, and it has been considered the pivotal encounter of the war with Byzantium.