March 20: The New Day That Cannot Be Stopped

Today is the vernal equinox — the first day of spring — and also Nowruz, the Persian New Year, one of the oldest continuously observed celebrations in human history. The sun, indifferent to the wars and regimes below, arrives on schedule.

Today, at the precise astronomical moment when the sun crosses the celestial equator and day and night achieve their perfect equilibrium, two calendars converge. The vernal equinox marks the first day of spring in the Northern Hemisphere — an event that ancient civilizations from England to Mexico encoded into stone monuments, aligning pyramids and pillars to catch this specific light on this specific day. And for more than 300 million people across Iran, Central Asia, the Caucasus, and the global Persian diaspora, today is Nowruz: the "New Day," the Persian New Year, a celebration that has arrived without interruption for at least 3,000 years. In Tehran this morning, the hyacinths are still in bloom at the bazaar. The Haft-Sin tables are still set. Spring has come again — as it always does.

A Celebration That Has Outlasted Every Empire

Nowruz — from the Persian for "New Day" — is anchored not to a fixed date but to an astronomical event: the exact moment the sun enters Aries and the earth's axis tilts neither toward nor away from the light. The celebration's roots lie in Zoroastrianism, among the world's oldest living religions, where the spring equinox represented the triumph of light over darkness in the cosmic struggle at the heart of its theology. For millennia, human beings have built monuments to honor this moment. The Maya carved the Pyramid of Kukulcán at Chichen Itza so precisely that on each equinox, the afternoon sun casts a shadow that appears to send a great serpent slithering down its stairs. Stonehenge, constructed around 3000 BCE on England's Salisbury Plain, is oriented to align with the equinox sunrise. The ancient Egyptians built the Great Sphinx to face the rising sun on the vernal equinox. Across every civilization, on every continent, the turning of the light in March has been recognized as one of the most significant moments in the human year.

Nowruz has survived Arab conquest, Mongol invasion, Soviet prohibition in Central Asia, and decades of ambivalence from Iran's Islamic Republic, which viewed its pre-Islamic roots with unease but ultimately could not suppress a tradition woven into the identity of an entire people. This year, it arrives under the shadow of an active war. "I have no energy to set my haft-sin and prepare my home for the spring," one 36-year-old Tehran resident told CNN. And yet, the bazaars are open. The hyacinths are selling. Families are gathering. A Kurdish family from Iran's West Azerbaijan province walked part of the way to Iraqi Kurdistan on foot through the mountains — borders closed, roads uncertain — because, as one of them explained, they were "determined" to celebrate. An Iranian American in Los Angeles, candle lit at a memorial for those killed in January's crackdown, then walked across the patio and jumped over a small fire burning in a tin pan to mark the New Year. The tradition endures.

A beautifully arranged Haft-Sin table with seven symbolic items including wheat sprouts, candles, hyacinths, painted eggs, and a goldfish bowl, bathed in warm spring light

The Haft-Sin table — seven items whose names begin with "S" in Persian, each symbolizing renewal, prosperity, and the promise of the year to come — has been set on Nowruz for thousands of years.

At the exact moment of today's equinox, as it has been for over three millennia, Persian families around the world open a book of poetry — Hafiz is the tradition — and read aloud whatever verse they land on, treating it as a fortune for the year ahead. They eat sweets. They light candles. They watch the clock. In Caracas, Venezuela, a nation still celebrating its World Baseball Classic championship, it is spring. In Miami, where the championship was won, it is spring. In the dark streets of Havana, where candles burn in windows, it is spring. In Tehran, where the smoke of war mingles with the scent of hyacinths, it is spring. The equinox does not wait. The New Day arrives. It has always arrived. Today it arrives again.