The "300 Spartans" refers to a famous historical event during the Battle of Thermopylae in 480 BC, where a small Greek force, led by King Leonidas of Sparta, faced a massive Persian army commanded by Xerxes I. The Spartans, known for their military discipline and bravery, aimed to delay the Persian advance into Greece, showcasing their commitment to defending their homeland. Despite being heavily outnumbered, the 300 Spartans, along with a few thousand Greek allies, held their ground for three days. Their heroic stand has become a symbol of courage and sacrifice, inspiring countless stories and adaptations in popular culture, including films and literature.