Peltast Anatolia and several contingents armed like this appeared in Xerxes I's army that invaded Greece in 480 BCE. For example, the Paphlagonians and Phrygians wore wicker helmets and native boots reaching halfway to the knee. They carried small shields, short spears, javelins and daggers. From the mid 5th century BCE onwards, peltast soldiers began to appear in Greek depictions of Persian troops. They were equipped like Greek and Thracian peltasts, but were dressed in typically Persian army uniforms. They often carried a light axe, known as a sagaris, as a sidearm. It has been suggested that these troops were known
Thracian warfare though this must not have been universal among them. The Triballi had adopted Celtic equipment. Another weapon, the sica was called "Thracian sword" (Ancient Greek,"Θρακικον ξίφος") though it did not originate from there, despite its popular usage (it was considered their national weapon). The sword's utmost origin was the Hallstatt culture and the Thracians may have adopted or inherited it. Greece affected Thracian warfare early on with the xiphos and other swords, Greek type greaves, breastplates, a variety of helmets and other equipment. During the Hellenistic period more Greek armaments were adopted. Seuthes had adopted a Greek tactic for a