Friedrich Ebert played a significant role in bringing about the Weimar Republic's constitution following the First World War. He remained president of the Weimar Republic until 1925.
Editors. "Friedrich Ebert elected President of German republic". The Literary Encyclopedia. First published 01 March 2010; last revised 30 November -1.
[http://www.litencyc.com/php/stopics.php?rec=true&UID=12663, accessed 26 April 2015.]