Monday, March 17 is St. Patrick's Day, celebrating all things Irish in the U.S. and around the world. Cities celebrate with parades, bar crawls and more.

Defense Secretary Pete Hegseth put an end to cultural awareness events throughout the military. But St. Patrick's Day got a pass, and some wonder why.

Uncover the fascinating St. Patrick’s Day spending trends and discover how much we are spending on this cultural holiday.

Although rooted in religious tradition, St. Patrick's Day celebrations have evolved into a largely secular event, marked by parades, parties, and Irish-themed festivities. What started as a feast day in Ireland has evolved into one of the largest celebrations in the United States.

It was among Irish American communities that the day became the celebration it is, from its roots as a more solemn day with a religious observance in Ireland.