Winning the Next War: Innovation and the Modern Military. By Stephen Peter Rosen. Cornell Studies in Security Affairs, Cornell University Press, New York (1991), ISBN 0–8014–2566–5. Price £40.00Post‐Military Society. By Martin Shaw. Polity Press, Cambridge (1991), ISBN 0–7456–01987 (hardback) £35.00,0–7456–01995 (paperback) £11.95Big Boys’ Rules—The Secret War Against the IRA. By Mark Urban. Faber and Faber, London (1992), ISBN 0–571–16112‐X, £14.99