He reassured the estates as to the probable behaviour of his troops.

Moreover, they had been already admitted into the city, while the correspondence was proceeding.

The matter of the psalm-singing was finally arranged to the satisfaction of both parties, and it was agreed that Niewport, instead of Sluys, should be given to the Prince as security.
The siege of the citadel was now pressed vigorously, and the deliberations of the congress were opened under the incessant roar of cannon.

While the attack was thus earnestly maintained upon the important castle of Ghent, a courageous effort was made by the citizens of Maestricht to wrest their city from the hands of the Spaniards.

The German garrison having been gained by the burghers, the combined force rose upon the Spanish troops, and drove them from the city, Montesdocca, the commander, was arrested and imprisoned, but the triumph was only temporary.