AT SOME POINT C ROMWELL HAD, improbably, formed an alliance with the French, and then young James had had to go north to an impoverished, lonely, boring existence in the Spanish Netherlands. In the final years before the Restoration he'd knocked about Flanders with a motley army of exiled Irish, Scottish, and English regiments, picking fights with Cromwell's forces around Dunkirk. After the Restoration he'd come into his hereditary title of Lord High Admiral, and taken part in some rousing and bloody naval engagements against the Dutch.