'''Offa''' (d. July 29, 796) was King of [[Mercia]] 757-796 and [[Bretwalda]] of the other kingdoms of the [[Heptarchy]]. His power was so great that he declared himself ''King of the English'' in 774, the first person in Britain to use that title. He made a trade agreement with [[Charlemagne]] in Europe, and introduced the [[pound]] as a unit of currency in England. | '''Offa''' (d. July 29, 796) was King of [[Mercia]] 757-796 and [[Bretwalda]] of the other kingdoms of the [[Heptarchy]]. His power was so great that he declared himself ''King of the English'' in 774, the first person in Britain to use that title. He made a trade agreement with [[Charlemagne]] in Europe, and introduced the [[pound]] as a unit of currency in England. |