Buuxi weedha soo socota: Taxanaha IV waxaa dib loo habeeyay 30kii Abriil 1920 Farnborough, oo lagu qalabeeyay Bristol F.2 Fighters. Qeyb ka mid ah duulimaadka ayaa loo wareejiyay Aldergrove oo u dhow Belfast bishii Nofeembar 1920 taas oo ka dhalatay Dagaalkii Xorriyadda ee Ireland, oo loo wareejiyay Baldonnel Aerodrome oo u dhow Dublin bishii May 1921, ka hor inta uusan ku biirin inta kale ee duulimaadka Farnborough bishii Janaayo 1922. Ciidanka ayaa la geeyay maraakiibta diyaaradaha ee Royal Navy markii ay u dhoofeen Turkiga HMS "Ark Royal" iyo "Argus" intii lagu jiray dhibaatadii Chanak bishii Agoosto 1922, iyagoo ku soo laabtay Farnborough bishii Sebtember 1923. Marka ay
1926 General Strike ayaa qarxay, Diyaaradaha duulimaadyada ee IV Squadron waxaa loo adeegsaday inay ku ilaaliyaan khadadka tareenka si looga hortago khalkhalka laga cabsado.