1002 Event English king Ethelred II launches massacre of Danish settlers 871 Death Ethelred I, king of Wessex/brother of Alfred the Great, dies 871 Event Battle at Marton: Ethelred van Wessex beats Danish invasion army 871 Event Battle at Basing: Danish invasion army beats Ethelred of Wessex 871 Event Battle at Ashdown: Ethelred of Wessex beats Danish invasion army 871 Event Battle at Reading: Ethelred of Wessex beats Danish invasion army 870 Event Skirmish at Englefield: Ethelred of Wessex beats Danish invasion army