Charles’ advisers, doubtful of the enterprise, caused the King so much worry by stressing the difficulties that lay ahead and the untrustworthiness of Ludovico and Italians in general that he halted his army when it was already on the march. The timely appearance of della Rovere, fervent in exhortation, rekindled his enthusiasm. In September 1494, a French army of 60,000 crossed the Alps carrying with them, in Guicciardini’s words, for once not exaggerated, “the seeds of innumerable calamities.”