The Spartan III Project was initiated by colonel ackerson in an attempt to outdo doctor Halsey and her Spartan 2 program, it had the nickname project chrysanthemum and they were designed to be cheaper than Spartan 2s and more expendable, there were about 300 made but all But Spartan b312, Kat, Jun, carter, Jorge, and Emile died during operation Prometheus, all but jun died during the invasion of reach, who later became the head of the Spartan 4 project, Jun is the only One left