In 1971, the Shah of Iran hosted an extravagant, multi-day celebration at the ancient ruins of Persepolis to commemorate the 2,500th anniversary of the Persian Empire. While the event was intended to showcase Iran's historical grandeur and modern progress to the world's political elite, it became a flashpoint for domestic unrest. The immense cost of the festivities, contrasted with the widespread poverty of the Iranian population, fueled deep resentment and provided a powerful rallying cry for the opposition, ultimately contributing to the political instability that would lead to the Shah's downfall and the rise of the Islamic Revolution.