 Complete the following phrase:  The earliest written record of the people is a treaty with the Romans from 354 BC, which set their border at the Liris River. Shortly thereafter, the Samnite Wars broke out; they won an important battle against the Roman army in 321 BC, and their imperium reached its peak in 316 BC, after further gains from the Romans. By 290 BC, the Romans were able to break the Samnites power after some hard-fought battles. The Samnites were one of the Italian peoples that allied with King Pyrrhus of Epirus during the 