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In addition, there were also the pipes and drums of the Scots Guards, Irish Guards, Royal Gurkha Rifles, Scottish Officers Training Corps, South African Irish Regiment, the Rats of Tobruk and the City of Wellington pipe band.
The National Defense Act of 1916 provided for an expanded army during peace and wartime, fourfold expansion of the National Guard, the creation of an Officers' and an Enlisted Reserve Corps, plus the creation of a Reserve Officers' Training Corps in colleges and universities.