Editors. "Maximilian I becomes Holy Roman Emperor on death of Ferdinand III". The Literary Encyclopedia. First published 01 November 2010
[http://www.litencyc.com/php/stopics.php?rec=true&UID=13919, accessed 20 April 2014.]
Maximilian I became Holy Roman Emperor in succession to his father Ferdinand III. After his marriage to Mary of Burgundy, he had fought against rival French claims to secure the Burgundian lands for the Hapsburg family, and had ruled jointly with his father for the last ten years.