Anarchy symbol, Circle-A, Ink-brush style
<a class="external free" href="https://en.wikipedia.org/wiki/User:Enon">https://en.wikipedia.org/wiki/User:Enon</a>
<a href="//commons.wikimedia.org/wiki/File:AnarchySymbolInk.svg" title="File:AnarchySymbolInk.svg">File:AnarchySymbolInk.svg</a>