https://en.wikipedia.org/wiki/Columbus_Day

Columbus Day is a national holiday in many countries of the Americas and elsewhere, and a federal holiday in the United States, which officially celebrates the anniversary of Christopher Columbus's arrival in the Americas. Columbus went ashore at Guanahaní, an island in the Bahamas, on October 12, 1492.^[a]

Working on Columbus Day or Indigenous Peoples’ Day? It depends on where your job is

https://www.pewresearch.org/short-reads/2023/10/05/working-on-columbus-day-or-indigenous-peoples-day-it-depends-on-where-your-job-is/