1080

Millennium:	[[Script error: No such module "Ordinal". millennium\|Script error: No such module "Ordinal". millennium]]
Centuries:	[[Script error: No such module "Ordinal". century\|Script error: No such module "Ordinal". century]] – [[Script error: No such module "Ordinal". century\|Script error: No such module "Ordinal". century]] – [[Script error: No such module "Ordinal". century\|Script error: No such module "Ordinal". century]]
Decades:	1050s 1060s 1070s – 1080s – 1090s 1100s 1110s
Years:	1077 1078 1079 – 1080 – 1081 1082 1083

Events

William I of England, in a letter, reminds the Bishop of Rome that the King of England owes him no allegiance.
King Alfonso VI of Castile establishes the Latin liturgy in Catholic church in place of the Mozarabic rite.
Ísleifur Gissurarson, the first bishop in Iceland, dies while giving mass in Skálholt church.
Osmund, Bishop of Salisbury, builds Devizes castle.

Millennium:	[[Script error: No such module "Ordinal". millennium\|Script error: No such module "Ordinal". millennium]]
Centuries:	[[Script error: No such module "Ordinal". century\|Script error: No such module "Ordinal". century]] – [[Script error: No such module "Ordinal". century\|Script error: No such module "Ordinal". century]] – [[Script error: No such module "Ordinal". century\|Script error: No such module "Ordinal". century]]
Decades:	1050s 1060s 1070s – 1080s – 1090s 1100s 1110s
Years:	1077 1078 1079 – 1080 – 1081 1082 1083