But Considering the fact that immediate confrontations between opposing phalanxes necessary endurance and pushing skill, engagements grew to become fluid throughout the Peloponnesian War. (Gill 2000) Through the Battle of Leuctra once the Thebans, less than Epaminondas greater the depth of an element of their formation, the Spartan phalanx broke waiting for link from Web 2.0 Profiles (2)