Own work. The Byzantine empire and its neighbours in 1045. Byzantine administrative divisions included.
Source&gt; Stelian Brezeanu&gt; O istorie a Imperiului Bizantin, Bucharest 1981. The map at page 110.
Please write on the talk page if I misspelled the name of some themes.

An available derivative work is a cropping showing only the central Balkans: :Image:Byzantine Macedonia 1045CE.svg.
Own work
Andrei nacu at English Wikipedia