Hanging flag of the former German municipality of <a href="//commons.wikimedia.org/wiki/Category:Retzen" title="Category:Retzen">Retzen</a>
<b>Vectorization: </b> <a href="//commons.wikimedia.org/wiki/User:J%C3%BCrgen_Krause" title="User:Jürgen Krause">Jürgen Krause</a>
granted on 16 July 1963
<a rel="nofollow" class="external text" href="http://www.retzen-kulturring.de/img/content/geschichte-ortsgeschichte-26b-xxl.jpg">Wappen- und Flaggenverleihung Retzen</a>