Upon his death, the kingdom of Francia is divided between Charles and his brother Carloman, who becomes king of Austrasia. See our article on Early Middle Ages
Citation:
Editors. "Death of Pipin III and ascent to the throne of Charles the Great (Charlemagne)".
The Literary Encyclopedia. First published 01 May 2009
[http://www.litencyc.com/php/stopics.php?rec=true&UID=6864, accessed 19 May 2013.]