Epic Battles: Pike & Shotte - Battles - Battle of Breitenfeld Thirty Years' War CollectionPike & Shotte Epic Battles Battle of Breitenfeld Thirty Years' War Collection The Battle of Breitenfeld (September 17, 1631), in which the Swedish Saxon army of King Gustav II Adolf of Sweden defeated and destroyed the imperial army of Ferdinand II (commanded by Count Tilly), was the first major Protestant victory of the Thirty Years' War. The battle demonstrated that Swedish tactics could triumph over the increasingly dated massive infantry