Question: When did the line infantry regiment that Gordon Holmes Alexander MacMillan was appointed acting adjunct to cease to exist due to amalgamation?
Sentence (from "Gordon Holmes Alexander MacMillan"): General Sir Gordon Holmes Alexander MacMillan of MacMillan and Knap, (7 January 1897 – 21 January 1986) was a professional soldier who rose to become a general in the British Army.
Relevant evidence: No