St. Patrick’s Day: Parades across US celebrate with green and glee [Video]

While the St. Patrick’s Day holiday is March 17, many major events are happening on Saturday this year.

NEW YORK — People across the United States celebrated Irish heritage at several major St. Patrick’s Day parades Saturday, marking the holiday a day early at events that included a big anniversary in Savannah, Georgia, and honored a pioneering female business leader as grand marshal in New York.

The holiday commemorates Ireland’s patron saint and was popularized largely by Irish Catholic immigrants. While St. Patrick’s Day falls on March 17, some parades were moved up from Sunday, a day of worship for the Christian faithful.

Manhattan’s St. Patrick’s Day Parade, which dates to 1762 — 14 years before the U.S. Declaration of Independence — is one of the world’s largest Irish heritage festivities.

Megan Stransky of Houston and two relatives planned a Broadway weekend to coincide with the parade, seeing it as a prime opportunity to remember …