Do you want to clarify to whom and when?
One contribution they made was to the Spartan alliance late in the Peloponnesian War to enable the Spartan alliance to develop a navy which could match the Athenian one, leading to Athens' downfall.
Another contribution was their attempts to bring peace and order to the Western Mediterranean, which was why they invaded peninsular Greece in 480 (unsuccessfully), supported the Spartan alliance in the Peloponnesian War, and finally imposed the King's Peace in 387 BCE to end the endless ongoing wars between the Greek city-states which disrupted the whole region.
An empire.
the persians lived an eventful life with luxury, but also had lots of stress when the BA greeks and spartasn attaacked them
Eggs
Yiddish
They
Yes, only if your contributions are worth it. People normally won't just give trust points to chatters; only those who deserve them.
Yiddish
Nothing!
Give me 5 Filipino scientist and their contributions
He attempted to give a neutral account of both sides, delivering his work as a series of paid lectures in Athens after the Greeks and Persians had agreed to peace.
normally very dirty jobs like sweeping chimneys
They Invented America