805

805 in variouscalendars
Gregorian calendar	805; DCCCV
Ab urbe condita	1558
Armenian calendar	254; ԹՎ ՄԾԴ
Assyrian calendar	5555
Balinese saka calendar	726–727
Bengali calendar	212
Berber calendar	1755
Buddhist calendar	1349
Burmese calendar	167
Byzantine calendar	6313–6314
Chinese calendar	Giáp thânNăm (WoodMonkey); 3502 or 3295; — to —; Ất dậu năm (WoodRooster); 3503 or 3296
Coptic calendar	521–522
Discordian calendar	1971
Ethiopian calendar	797–798
Hebrew calendar	4565–4566
Hindu calendars
-Vikram Samvat	861–862
-Shaka Samvat	726–727
-Kali Yuga	3905–3906
Holocene calendar	10805
Iranian calendar	183–184
Islamic calendar	189–190
Japanese calendar	Enryaku24; ( duyên lịch ２４ năm )
Javanese calendar	700–701
Julian calendar	805; DCCCV
Korean calendar	3138
Minguo calendar	1107 beforeROC; Dân trước 1107 năm
Nanakshahi calendar	−663
Seleucid era	1116/1117AG
Thai solar calendar	1347–1348
Tibetan calendar	Dương mộc năm con khỉ; (male Wood-Monkey); 931 or 550 or −222; — to —; Âm gà gỗ năm; (female Wood-Rooster); 932 or 551 or −221

Millennium:	1st millennium
Centuries:	8th century; 9th century; 10th century;
Decades:	780s; 790s; 800s; 810s; 820s;
Years:	802; 803; 804; 805; 806; 807; 808;

Year805(DCCCV) was acommon year starting on Wednesday(link will display the full calendar) of theJulian calendar,the 805th year of theCommon Era(CE) andAnno Domini(AD) designations, the 805th year of the1st millennium,the 5th year of the9th century,and the 6th year of the800sdecade.

Events

Siege of Patras:LocalSlavictribes of thePeloponneselay siege to the city ofPatras(modernGreece), with aid from anArabfleet. AByzantinerelief army underSkleros,military governor (strategos) fromCorinth,is sent and retakes the city. The captured Slavs in Patras are madeslaves,and a church is dedicated toSt. Andrew.^[1]

Battle of Canburg:TheFranksunderCharles the Younger,son of emperorCharlemagne,defeat the Slavs near the modern-day town ofKadaň,and conquerBohemia(modernCzech Republic).
Krum,ruler (khan) of theBulgarian Empire,conquers and destroys the Eastern part of theAvar Khaganate(approximate date).
The first known mention ofMagdeburg(Saxony-Anhalt), founded by Charlemagne, is made.

February 25–Emperor Dezong of Tangdies after a 25-year reign, in which thefanzhenis controlled by military governors orjiedushi,who often ignore imperialdecrees.He is succeeded by his sonShunzong,who becomes ruler of theTang Dynasty.
August 31– Shunzong issues anedictto yield thethroneto his sonXianzong(Li Chun), because of an illness, taking for himself the title of "Retired Emperor" (Taishang Huang). Xian is confronted with political disputes inZi Prefecture(Shaanxi).
PriestSaichō,patriarch ofTendai Buddhism,visitsChinaand introducesteatoJapanon his return (or804).

García Íñiguez I,king ofPamplona(approximate date)
Louis the German,grandson ofCharlemagneand first East frankish king. (Approximate date) (d.876)
Liudolf,duke ofSaxony(approximate date)
Lupus Servatus,Frankishabbot(approximate date)