Editors. "Anglo-German agreement defines Nigeria-Cameroons boundary". The Literary Encyclopedia. First published 30 December 2011
[http://www.litencyc.com/php/stopics.php?rec=true&UID=19105, accessed 05 December 2013.]
Britain and Germany sign an agreement defining the boundary between Britain's colony of Nigeria and Germany's colony of Cameroons. By its terms, the British also lease territory east of Lake Chad, up to within 100 miles of the Nile, to Germany.