Allied Tribes of British Columbia
In 1916 , the Indian Rights Association and the Interior Tribes of British Columbia united in opposition to the McKenna-McBride Royal Commission ( which was tasked with reviewing the size of Indian reserves in the province with an aim to confirming , expanding , or , more typically , reducing them ) and formed the Allied Tribes of British Columbia . 
<triplet> Allied Tribes of British Columbia <subj> 1916 <obj> inception