WG meaning in Military and Defence ?

The Winnipeg Grenadiers was an infantry regiment of the Canadian Army formed on 1 April 1908 under General Order No. 20. Initially it was raised with headquarters at Morden, Manitoba, and companies at: A Company at Morden, B Company at Morden, C Company at Manitou, D Company at Carman, E Company at Roland, F Company at Pilot Mound, G Company at Cartwright and H Company at Boissevain. The unit did not have any active personnel enrolled at the formation.

On 1 February 1910 all companies and headquarters were moved to Winnipeg. On 2 May 1910 the designation was changed to the 100th Winnipeg Grenadiers. The first officers were gazetted to the regiment on 18 May 1910. Lieutenant-Colonel Henry Norlande Ruttan, who came from the Retired List, commanded the regiment on organization (General Order No. 57 (HQ 32-1-107)). The regiment was reorganized under General Order No. 120 (1915) on 1 October 1915 to an establishment with four companies.