42 A MEDIAEVAL CITY assessment of individual traders, who did not wish to disclose the amount of their wealth, b}^ agreeing that the whole town should pay to the Exchequer a sum to be raised by the Mayor and Corporation. The middle class achieved its aims politically by transformation from within. Instead of making a direct assertive attack, these master-traders usually so developed their own interests within the estab- lished institutions (such as the guilds) that they ultimately gained their object quietly and shrewdly. This class established itself against the King and the nobles on the one hand, and during the century in effective fashion against the workers on the other. This appears in the more definite distinctions of class among the citizens that arose. The masters had got the control of the guilds into their own power. While maintaining the original outward appearance of the guilds as societies of men affected by the same interests in daily life, the employers had actually become a powerful vested class that ruled both city and guild life. In the fifteenth century the workmen were founding fraternities of their own. Memory of the Jews, the money-dealers of other times, survived if only from'the harrowing stories of the various persecutions that had taken place all over England, and not least in York. The Jews had been expelled from the country by Edward L, with the encouragement of the Church, in 1290, partly for economic, partly for religious reasons. Their supplanters, the Italian bankers, whom Edward favoured, soon acquired from their trading an unpopularity equal to that of the Jews as traders. The rise of the middle class had coincided with the release of money in coin from the hoards of the Jews, and from the coffers of the Knights Templars, whose order was abolished in 1312,