The Cannon use by British to conquest Kano State in Nigeria. During the British colonization in Hausa land.
<a href="//commons.wikimedia.org/wiki/User:Bashir_Shatima_Mustapha" title="User:Bashir Shatima Mustapha">Bashir Shatima Mustapha</a>
<span class="int-own-work" lang="en">Own work</span>