that the crown should pass to his wife before the time, and had given his uncle much good advice. For him it was everything that England should not be against him in the struggle with Lewis XIV. For that, he had the Habsburgs on his side, and it was essential that they should still be with him if he obeyed the call of his friends. He had been preparing for it ever since he sent Dykvelt over in 1687, and had asked the States of Holland to hold twenty-five men-of-war and 9000 sailors in readiness, to meet the danger which threatened from France.
James took alarm, and warned William that the succession was not absolutely safe. Lewis, who much dreaded the prospect of having his ablest and most formidable enemy at Whitehall, wished the Princess Anne to precede her elder sister. To strengthen her claim with her father he proposed that she should become a Catholic, and sent over books of controversy for that purpose. James, on the other hand, told William that there would be no crown to inherit, but a commonwealth in England, if he did not succeed in his endeavour to make himself master. Dykvelt had conducted the secret negotiation which ended in the invitation of 30th June.
A still more delicate negotiation was pursued on the Continent. William could not allow it to appear that his expedition implied a war of religion. He would forfeit the alliance of the Emperor, which was the very pivot of his policy. Leopold was a devout and scrupulous man, and it was uncertain how he would regard an enterprise which was to substitute a Protestant dynasty for a Catholic dynasty in England. There was only one way of ensuring his assistance. In order to have the support of the Empire it was requisite to obtain the support of the Papacy. In a religious question Leopold would follow the pope. William sent one of his generals, the Prince de Vaudémont, to Rome; and, through Count Dohna, he opened a correspondence with the Vatican. He represented that the Catholics would obtain from him the toleration which they could never be sure of under James. There would be not
