The British Foreign Office announced that, following the German decree whereby the German government controlled all flour and corn, vessels carrying either of these substances to Germany would be seized.
Citation:
Editors. "British vessels prohibited from carrying corn to Germany".
The Literary Encyclopedia. First published 01 March 2010
[http://www.litencyc.com/php/stopics.php?rec=true&UID=12274, accessed 19 June 2013.]