Michael O'Brien was a WW1 Veteran born on September 13th, 1872, in Arnprior, Ontario. Michael and his wife Jane, were married on November 4th, 1887. They had one child named Lorina.
Michael was part of the Roman Catholic Church in Arnprior. He attended regularly at St. John Chrysostom Parish.
Michael enlisted into the military on March 27th, 1916, at the age of 44. His job at the time was a hotel clerk. He was in the military for a short period of time from April 1916, to May 1917. While he was enlisted he went overseas to serve in the forestry unit.
Michael was a part of the forestry unit during his time in the war. Being part of the forestry unit was a valuable role in the war as they helped to provide crucial timber for Canada's allies. People would typically help with the cutting and preparing the timber in the UK and in Europe.