 The North West Mounted Police (NWMP) were created on May 23, 1873 by Prime Minister John A. MacDonald to control the illegal whiskey trade and to create relations with the Indigenous people of the territory.The recruited men left Dufferin, Manitoba in the summer of 1874 to begin their "March West".Commanded by Éphrem A. Brisebois, "F" Troop, a group of 150 men, travelled north from Fort Macleod to find a suitable spot on the Bow to build the fort.