sentences:  Cobb was the third son of George Arthur Cobb of Lively Island in the Falkland Islands.Educated at St. Paul's School and at Royal Military College, Sandhurst, he was commissioned as a 2nd Lieutenant in the Northamptonshire Regiment in 1911.He served in the Cameroons Expeditionary Force and during the First World War in the British Expeditionary Force 1914-16.