Today's Times (27 February 2007) have reported that the Treasury wishes to cut expenditure on £35 billion of defence projects in the forthcoming spending round, and that the MOD is curreltly trying to argue that investment in the Trident replacement should be paid for seperately and not come out of the existing defence budget (not very likely).
http://www.timesonline.co.uk/tol/news/politics/article1444192.ece
http://www.timesonline.co.uk/tol/news/politics/article1444192.ece