As the demand for accommodation grew the charity moved to Bedford Row to premises with 80 beds. It remained there throughout the 1st World War, the Great Depression and the 2nd World War.  Haggard was devoted to the betterment of his fellow soldiers and had a great empathy for them as he lost his 24 year old son, Lancelot in October 1917.  Lancelot was killed whilst serving with Princess Patricia’s Canadian Light Infantry on the Western Front. 

Major Haggard worked for the club until he died in 1925.   His brother Rider Haggard, the famous author of “King Solomon’s Mines” and “She”, said of Arthur, “his death was ostensibly by some virulent form of kidney disease, but really as I believe, by his ceaseless labour on behalf of the Veterans’ Club and Association which he founded.”.