. . . . "39 Infantry Brigade" . . . "1970" . . . . . . "Major-General Alistair Irwin" . . . . "2005" . . "Royal Military College of Science" . . . . . . . "1948" . . . "Alistair Stuart Hastings Irwin" . . "Alistair Irwin" . "Sir Alistair Irwin" . "490103" . . . . "Alistair S.H. Irwin" . . . "Headquarters Northern Ireland" . . . "Lieutenant General Sir Alistair Irwin" . . . . . . . "Alistair Irwin" . . . . "1st Battalion,Black Watch" . . "United Kingdom" . . .