These could include:
Huntingdon during the war years
The WW2 training camp in Huntingdon (I think there is a CVHS article on this)
The Montreal Cottons during the war
The Valley and McGill University - many men who attended McGill served in both Wars)
No. 3 Canadian (McGill) General Hospital - Col. John Monroe Elder served as commander. John McCrea of In Flanders Fields fame served under Col. Elder.
The impact of poverty on families when men died overseas. Private William Herbert Vaughan Hartley is an excellent example.
Private William Brooke died as a POW in a prison in Cologne, Germany
Engine Room Artificer Joseph Blair Menzies the only person from Valleyfield that died when the HMCS Valleyfield was sunk.
Private Charles Frederick Harrigan possibly the oldest serving member of the Canadian Expeditionary Force in WW1.
Sergeant Charles Lightfoot Roman who went on to be a distinguished doctor in Valleyfield after the war.
Nursing Sister Eleanor Jean Thompson one of only 9 Canadian Nursing Sisters awarded the Military Medal for bravery in WW1