Sapper Collier had been wounded three weeks after arriving in Afghanistan. Having recovered at the Kandahar airbase, he returned to his unit to complete his tour. Brian was killed on 20 July by a blast from an improvised explosive device near Nakhonay (about 15 km. west of Kandahar).

Born in Toronto in 1986 and raised in Bradford ON (where the street “Brian Collier Way” has been named in his honour), Sapper Collier was a member of 1 Combat Engineer Regiment, based in Edmonton. After graduating from Bradford District High School Brian worked for a while before joining the Canadian Forces in 2007. He was posted to 1 Combat Engineer Regiment in November 2008 after completing his basic Combat Engineering training at the Canadian Forces School of Military Engineering and was on his first deployment to Afghanistan.