The effect produced in the republic by the defensive and uneventful campaigning of the year 1599 had naturally been depressing. There was murmuring at the vast amount of taxation, especially at the new imposition of one-half per cent. upon all property, and two-and-a-half per cent. on all sales, which seemed to produce so few results. The successful protection of the Isle of Bommel and the judicious purchase of the two forts of Crevecoeur and St. Andrew; early in the following year, together with their garrisons, were not military events of the first magnitude, and were hardly enough to efface the mortification felt at the fact that the enemy had been able so lately to construct one of those strongholds within the territory of the commonwealth.