Cap Badge - 168th (Woodstock, Ontario) Battalion, CEF The 168th Battalion, CEF was a unit in the Canadian Expeditionary Force during the First World War. Based in Woodstock, Ontario, the unit began recruiting during the winter of 1915/16 in Oxford County, Ontario. After sailing to England in November 1916, the battalion was absorbed into the 4th and 6th Reserve Battalions on January 4, 1917.