HPL: Timeline

The 10th century
Events of this century:

Annual [Swedish] broom race begins

Europe | [Sweden]

A broom race is run in [Sweden] from [Kopparberg] to [Arjeplog], a distance of about 300 miles. The race is so popular it is made an annual tradition - one which still continues today, over 1000 years later.
(QA2)

962 (Y-1018)

[German] illuminated manuscript created

Europe | Germany

Witches and wizards were using primitive [broomsticks] for transportation, but these broomsticks were far from perfect; this [German] illuminated manuscript shows wizards dismounting early flying broomsticks in pain.
(QA1)

before 993 (Y-987)

[Hogwarts School of Witchcraft and Wizardry] is Founded

Europe | Great Britain | Scotland

Growing distrust on the part of Muggles for wizards and witches compels the four greatest witches and wizards of the age - [Godric Gryffindor], [Helga Hufflepuff], [Rowena Ravenclaw], and [Salazar Slytherin] - to found [Hogwarts]. Slytherin builds the [Chamber of Secrets] after his idea that only pure-blood wizards should be allowed into Hogwarts was dismissed. The Wizarding World begins to withdraw and hide itself from the Muggle World ([CS9]).
The official timeline ([CS/DVD]) lists this year as "before 993" because it is based on Y0 = 1980. Canon states that this happened "over a thousand years ago" ([CS9], [GF12]).

The 11th century
Events of this century:

early 1000s
The [Chamber of Secrets] is created

Great Britian | Scotland | Hogwarts

Growing friction between [Godric Gryffindor] and [Salazar Slytherin] erupts into violence, with the result that Slytherin leaves [Hogwarts] after creating the [Chamber of Secrets].
(CS9)

the beginnings of [Quidditch]

Britain | Queerditch Marsh

[Gertie Keddle], living near [Queerditch Marsh], writes about some local witches and wizards playing a new game on [broomsticks]; over the next few centuries this game evolves into [Quidditch].
(QA3)

Tragic Gaelic poem written about the game of Creaothceann

Europe | Britain | Scotland

The poem tells of twelve men playing a round of Creaothceann during which "...ten of their number were fated to die."
(QA2)

1014 (Y-966)

[Fulbert the Fearful] born (fw)

1066 (Y-914)

In the Muggle world:
Battle of Hastings; the Norman Conquest of [Britain]

Britain | England | Hastings

This famous battle actually took place near the town of Hastings on Selnac Hill. The defeat of Harold II by William the Conqueror marked the last time that England was conquered by foreign forces.
Additional information: http://en.wikipedia.org/wiki/Battle_of_hastings

1097 (Y-883)

[Fulbert the Fearful] diesDespite never leaving his house, he is killed when a [Defensive Charm] he casts backfires.
(fw)