),[3] He served in South Africa for the Second Boer War between 1899 and 1902,[5] where he took part in operations in Natal in late 1899, including engagements at Talana.

The following year, he took part in the defence of Ladysmith and was present at the Battle of Lombard's Kop, where he was slightly wounded, and for which he was mentioned in despatches and received a brevet promotion as lieutenant-colonel on 29 November 1900.

[6] In a despatch dated 23 June 1902, Lord Kichener wrote that Wing had "high reputation for boldness and dash" and had "rendered good service.

[9] Following his return to the United Kingdom, Wing was appointed in command of the Z Battery, Royal Horse Artillery, stationed at Newbridge.

[13] In January 1913, Wing was promoted to the temporary rank of brigadier general[14] and given command of the artillery of the 3rd Division and accompanied them to France in 1914 at the outbreak of the First World War.

[18][19] In the diaries of Lieut A A de Jongh of the 7th Battalion, Suffolks who fought at Loos under Major General Wing, he described meeting him on 5 June 1915 while marching to Campagne.