Although this resulted in much ad hoc cooperation between the rebel provinces and the inclusion of units from all of them into the States Army, organisation initially remained mostly provincial and decentralised, and the rebels suffered a catastrophe at the Battle of Gembloux (1578).
Although this caused fragmented collaboration among the rebel provinces and the integration of units from all into the States Army, early organization remained largely provincial and decentralized, leading to the rebels' failure at the Battle of Gembloux (1578).