British Military Aviation in 1925

1 January
A new formation encompassing all units of the Royal Air Force's Home Defence Force, Air Defences of Great Britain (later renamed Air Defence of Great Britain) is formed. This in turn is subdivided into Wessex Bombing Area, which controls all regular bombing squadrons, Fighting Area, which controls all regular fighter squadrons and an Air Defence Group (later No.1 Air Defence Group), which consists of the cadre and auxiliary squadrons. The first Air Officer Commanding-in-Chief is Air Marshal Sir John Salmond.

March
Bristol Fighters and de Havilland DH9s from Nos. 5, 27 and 60 Squadrons Royal Air Force (RAF) are despatched to the airstrips at Miranshah and Tank, under the command of Wing Commander R.C.M. Pink, in an effort to control the Mahsud tribesmen of South Wazirstan. Air action begins against Mahsud mountain strongholds and an 'air blockade' is established. The air operations are dubbed 'Pinks' War' in honour of the senior Royal Air Force commander

1 May
The Mahsud tribesmen of South Wazirstan seek peace, ending 'Pinks' War'. Order had been restored at the cost of one aircraft and its crew and no ground troops were used.

22 May
A flight of Sopwith Snipes of No.1 Squadron supporting force of levy cavalry en route to Halebja annihilate a large body of Mahmud's followers who are caught in the open.

1 October
The first University Air Squadron (UAS) is formed at Cambridge University.

11 October
The Oxford University Air Squadron is formed.

22 October
No.1 Apprentices Wing is formed at Halton.

October
Outrages by Mahsud tribes in Waziristan are checked by Royal Air Force (RAF) bombing attacks on evacuated villages.

29 October
The Observer Corps is formed.