Map of the <a href="https://en.wikipedia.org/wiki/Kingdom_of_Prussia" class="extiw" title="en:Kingdom of Prussia">Kingdom of Prussia</a>, circa 1815, following the <a href="https://en.wikipedia.org/wiki/Congress_of_Vienna" class="extiw" title="en:Congress of Vienna">Congress of Vienna</a>. The <a href="https://en.wikipedia.org/wiki/German_Confederation" class="extiw" title="en:German Confederation">German Confederation</a> is shown in dark grey. The <a href="https://en.wikipedia.org/wiki/Canton_of_Neuch%C3%A2tel" class="extiw" title="en:Canton of Neuchâtel">County/Canton of Neuchâtel</a> is shown in light green.
<ul><li><a href="//commons.wikimedia.org/wiki/File:Blank_map_of_Europe.svg" class="mw-redirect" title="File:Blank map of Europe.svg">Blank_map_of_Europe.svg</a>: <a href="//commons.wikimedia.org/wiki/User:Maix" title="User:Maix">maix</a><sup><a href="//commons.wikimedia.org/wiki/User_talk:Maix" title="User talk:Maix">¿?</a></sup></li>
<li>derivative work: <font face="sans-serif"><b><a href="//commons.wikimedia.org/wiki/User:Alphathon" title="User:Alphathon"><font color="#900">Alphathon</font></a></b> <small>/'æɫfə.θɒn/ <sup>(<a href="//commons.wikimedia.org/wiki/User_talk:Alphathon" title="User talk:Alphathon"><font color="#900">talk</font></a>)</sup></small></font></li></ul>
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