It is a national holiday in Ireland. It also is celebrated outside of Ireland in cities with a large number of people of Irish descent. In Ireland, St. Patrick's Day is primarily a religious holiday. People honor Saint Patrick by attending special religious services, enjoying family and community gatherings, and wearing shamrocks. St. Patrick's Day is primarily a secular holiday in the United States.
Many people wear green clothing, and they hold parties and march in parades.
The first St. Patrick's Day celebration in the United States was held in Boston in 1737. Today, more than 100 cities hold parades. The parade held in New York City is the largest. St. Patrick's Day is special in our family. It's our Mother's birthday.