The monument was created in memory of Thermopiles battle, in the central entrance of Thermopiles narrows where the last battle took place as proved by iron and copper weapons (spears) of 5th century B.C. found on the foot of the hill. The victory of the Greek army in Thermopiles was of great importance as it secured and defended the European civilization and the development of the Western Culture.
On 24th of August 480 B.C. Leonidas was lying dead in the battle field. His soldiers fought until death to take his body from the enemies. They attacked four times the Persian army to take back the body of their heroic leader Leonidas.