Question

Spartan soldiers helped save retreating members of the Greek army

at the Battle of Marathon.
at the Battle of Thermopylae.
against a force of three hundred Persian troops.
against the strength of the Athenian navy.

Answer 1

at the Battle of Thermopylae.

Explanation: The Spartans (including the famous 300) held the pass at Thermopylae to delay the Persians and give the rest of the Greek forces time to retreat and prepare.