What is current day Mercia?
Mercia originally comprised the border areas (modern Staffordshire, Derbyshire, Nottinghamshire, and northern West Midlands and Warwickshire) that lay between the districts of Anglo-Saxon settlement and the Celtic tribes they had driven to the west. Is Aethelred king of Mercia? Æthelred (/ˈæθəlrɛd/; died after 704) was king of Mercia from 675 until 704. He was the…