Graham Everitt, English Caricaturists and Graphic Humourists of the Nineteenth Century (1893)
“ Berlin Decree.Ever bent on humiliating and crippling the resources of England, Napoleon on the 1st of November, 1806, issued his memorable "Berlin Decree," containing eleven clauses, of which this country formed the exclusive topic. By it, all trade and correspondence with the British Isles was prohibited; all letters and packets at the post office, addressed to England, or to an Englishman, or "written in English," were to be seized; every subject of England found in any of the countries occupied by French troops or those of their allies, was to be made prisoner of war ”
