587

Millennium:	1st millennium
Centuries:	5th century – 6th century – 7th century
Decades:	550s 560s 570s – 580s – 590s 600s 610s
Years:	584 585 586 – 587 – 588 589 590

587 by topic
Politics
State leaders – Sovereign states
Birth and death categories
Births – Deaths
Establishment and disestablishment categories
Establishments – Disestablishments

587 in other calendars
Gregorian calendar	587 DLXXXVII
Ab urbe condita	1340
Armenian calendar	36 ԹՎ ԼԶ
Assyrian calendar	5337
Bengali calendar	−6
Berber calendar	1537
Buddhist calendar	1131
Burmese calendar	−51
Byzantine calendar	6095–6096
Chinese calendar	丙午年 (Fire Horse) 3283 or 3223 — to — 丁未年 (Fire Goat) 3284 or 3224
Coptic calendar	303–304
Discordian calendar	1753
Ethiopian calendar	579–580
Hebrew calendar	4347–4348
Hindu calendars
- Vikram Samvat	643–644
- Shaka Samvat	509–510
- Kali Yuga	3688–3689
Holocene calendar	10587
Iranian calendar	35 BP – 34 BP
Islamic calendar	36 BH – 35 BH
Julian calendar	587 DLXXXVII
Korean calendar	2920
Minguo calendar	1325 before ROC 民前1325年
Seleucid era	898/899 AG
Thai solar calendar	1129–1130

Wikimedia Commons has media related to 587.

Year 587 (DLXXXVII) was a common year starting on Wednesday (link will display the full calendar) of the Julian calendar. The denomination 587 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

Emperor Maurice builds more fortifications along the Danube frontier, separating the Byzantine Empire from the realm of the Avars and Slavs (approximate date).
Comentiolus, Byzantine general (magister militum), assembles an army of 10,000 men at Anchialus (modern Bulgaria). He prepares an ambush for the Avars in the Haemus mountains.^[1]

King Guntram sends envoys to Brittany, to stop the raiding on Frankish territory. He compels obedience from Waroch II and demands 1,000 solidus for looting Nantes.
King Reccared I renounces Arianism and adopts Catholicism. Many Visigothic nobles follow his example, but in Septimania (Southern Gaul) are Arian uprisings.
November 28 – Treaty of Andelot: Guntram recognizes king Childebert II of Austrasia as heir. He signs at Andelot-Blancheville a treaty with queen Brunhilda.
Winter – Childebert II appoints Uncelen as the Duke of Alemannia (approximate date).

Battle of Shigisan: The Soga clan, which has intermarried with the royal Yamato, fights the Mononobe and Nakatomi clans over influence in selecting a new successor for the Japanese throne, after emperor Yōmei has died. The Soga favor importing Buddhism from the Asian mainland, described there as the religion of the most civilized. The Mononobe and Nakatomi hold that Buddhism would be an affront to the gods. The Soga win the civil war and Sushun, age 66, becomes the 32nd emperor of Japan.
Fall – The Nan Liang Dynasty ends: Emperor Wéndi of the Sui Dynasty abolishes Western Liang and expands his territory into the lower valley of the Yangtze River. He sends his official Gao Jiong to the capital Jiangling to pacify the citizens. The former emperor Xiao Jing Di becomes a vassal and is created the Duke of Liang.
Bagha Qaghan becomes the seventh ruler (khagan) of the Turkic Kaganate.

The filioque clause is first used in the Nicene Creed, against the Arians in Visigothic Spain (approximate date).