Chilvalry's essential function, Maurice Keen has written, is always to hold up an idealised image of armed conflict in defiance of the harsh realities of actual warfare. By definition, chivalry also reaffirms the paramount importance of custom, hierarchy and inherited rank.

Ever since the Reformation, the case of legislation confining Catholics had been constructed primarily to protect a nervously Protestant against what was assumed to be a fifth column in its midst... Ministers believedm with some justice, that Catholics retained an attachment to their exiled co-religionists, the princes of the House of Stuart. After the Battle of Culloden had confirmed Jacobitism's insignificance, however, government attitudes towards Catholicism began perceptibly and logically to relax.

Can it be entirely accidental that the most famous fictional spy of them all, James Bond, Number 007, deadly marksman, intriguer, the ultimate man behind the curtain, sexual athlete and ruthless patriot, is also a Scot, as was the author, whose wish-fulfilment he was?

At one level Great Britain at the beginning of the 18th century was like the Christian doctrine of the Trinity, both three and one, and altogether something of a mystery.

The pre-war empire had been sufficiently informal and sufficiently cheap for Parliament to claim authority over it without having to concern itself too much about what this authority entailed. The post-war empire necessitated a much greater investment in administrative machinery and military force. This build-up of control had to be paid for, either by British taxpayers or by their colonists.

A fundamental reason why Britain was not torn apart by civil war after 1688 was that its inhabitants' aggression was channelled so regularly and so remorsely into war and imperial expansion abroad.

From the 15th century to 1688, England and Wales, like Scotland, had been peripheral kingdoms in the European power game, more often at war with each other that with Continental powers, and - except under Oliver Cromwell - scarcely very successful on those occasions when they did engage the Dutch, or the French, or the Spanish.