What Is St. Patrick's Day?
St. Patrick's Day is a big holiday in Ireland. It is on March 17 every year. People celebrate this day for St. Patrick. He is famous in history. In the 5th century, he came to Ireland. He told people about Christianity. A story says he used a small plant called a shamrock to teach people.
Long ago, St. Patrick's Day was a Christian holiday. But now it is a fun festival for Irish culture around the world.
The World Turns Green
On this day, the world turns green! Every year, many famous places turn green with lights. Niagara Falls turns green. The Empire State Building in New York turns green. The Leaning Tower of Pisa in Italy turns green, too. In 2026, Ireland will have events in more than 50 countrys.
Big Parades
Many cities have a parade on St. Patrick's Day.
The New York parade started in 1762. It is the oldest and biggest St. Patrick's Day parade in the world. About 150,000 people walk in it. About 2,000,000 people watch it!
Chicago also has a parade. It started in 1843. In Chicago, they make the river green. This is a very famous event. In 2026, the river event is on March 14.
What Do People Do?
People wear green clothes. People wear green hats. People say, "Happy St. Patrick's Day!" You can celebrate, too. Wear green and say the greeting. It is a fun way to enjoy English and culture together!










