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These high-handed measures provoked the liveliest indignation on the part of Innocent VI., but the republic stood firm, and nothing seems to have been gained.

The desperate quarrel between them which arose in 1375 was caused by political questions, but it was embittered by troubles arising from the Inquisition, especially as a demand made by Innocent VI., in 1355, for a revision of their statutes remained unheeded.

The Dominicans hastened, in 1356, to obtain from Innocent VI. a confirmation of the letters of John XXII., of 1327, authorizing them to preach a crusade against the heretics with Holy Land indulgences.

Then, in 1360, Innocent VI. conferred on Peter, Bishop of Bosnia, full powers as papal inquisitor, and also ordered a new crusade, which served as a pretext to Louis for a fresh invasion.

When, in 1354, Innocent VI., to carry on his Italian wars, suddenly demanded a tenth of all the ecclesiastical revenues of the empire, it threw, for several years, the whole German Church into an uproar of rage and indignation.