Ku qor sii wadida faqradan - CLR waxaa dib loo habeeyay 7 Febraayo 1920 markii TF dib loo aasaasay (oo loo beddelay Ciidanka Territorial Army (TA) 1921). Guutada London mar dambe ma jirin (tan iyo 7dii Luulyo 1916 CLR waxay ku xirneyd KRRC), sidaa darteed guutooyinkeeda waxaa loo magacaabay guutooyin iyaga u gaar ah, CLR waxay noqotay 6th City of London Regiment (City of London Rifles), mar kale 168th (2nd London) Brigade ee 56th (1st London) Division. Si kastaba ha noqotee, qorista qorayaasha farsamada gacanta ee caadiga ah ee guutada ayaa liidatay, qayb ahaan maxaa yeelay Dowladdu waxay qorsheyneysaa inay u adeegsato TA inay ilaaliso nidaamka madaniga ah inta lagu jiro shaqo joojinta. Shaqo joojintii macdan qodayaasha ee 1921 ciidan difaaca ayaa la sameeyay, iyo xubno badan oo ka shaqeeya CLR ayaa saddex bilood ku soo biiray guutada 6aad ee London Regiment (Ciidanka Difaaca), oo ku xeraysnaa Wormwood Scrubs iyo markii dambe Victoria Park. Markale, inta lagu guda jiro Shaqo joojinta Guud
1926, TA waxaa loo isticmaalay in lagu sameeyo kaydka Ciidanka Booliska ee Rayidka ah. Dabayaaqadii 1920-yadii ayay ahayd markii ay dib u soo kabteen ciidankii ka soo qaatay falalkaas kala qeybinta bulshada.