582

Year 582 was a common year starting on Thursday of the Julian calendar. The denomination 582 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.

Events

August 14 - Emperor Tiberius II Constantine, age 47, dies at Constantinople, after a 4-year reign during which Thrace and Greece have been inundated by the Slavs. He is succeeded by his son-in-law Maurice, former notary who has commanded the Byzantine army in the war against the Persian Empire.
Autumn - Maurice elevates John Mystacon to magister militum per Orientem. He sends a Byzantine expeditionary force to Arzanene, where they fight a pitched battle at the river Nymphius.

Siege of Sirmium: The Avars, under their ruler Bayan I, aided by Slavic auxiliary troops, capture the city of Sirmium after almost a 3-year siege. Bayan establishes a new base of operations within the Byzantine Empire, from which he plunders the Balkan Peninsula, including Athens.
Gundoald, illegitimate son of Clotaire I, arrives with the financial support of Constantinople in southern Gaul. He claims as usurper king the cities Poitiers and Toulouse, part of the Frankish Kingdom.
The Visigoths under King Liuvigild capture the city of Mérida, which is under the political control of its popular bishop Masona. He is arrested and exiled for 3 years.

A Persian army under Tamkhosrau crosses the Euphrates River and attacks the city of Constantina, but he is defeated by the Byzantines and killed.

Spring - Emperor Xuan of Chen, age 52, dies after a 13-year reign and is succeeded by his incompetent son Chen Shubao, who becomes the new ruler of the Chen dynasty.
Emperor Wen of Sui|Wen] of the Sui dynasty orders the building of a new capital, which he calls Daxing, on a site southeast of Chang'an.

April 11 - Patriarch [John IV of Constantinople|John Nesteutes] becomes the 33rd bishop or patriarch of Constantinople.