Final answer:
Men completed their service to the Spartan military at the age of 30 and continued as reserve forces until 60.
Step-by-step explanation:
In ancient Sparta, men completed their service to the Spartan military at the age of 30. This was known as the end of their military training and the beginning of their duty as Spartan citizens. After the age of 30, Spartan men would continue to serve in the military as reserve forces until the age of 60. At 60, they would be allowed to retire from active military service.
Learn more about Spartan military service