Indigenous Peoples Day[1] is a holiday in the United States that celebrates and honors Native American peoples and commemorates their histories and cultures. On October 8, 2021, U.S. President Joe Biden became the first U.S. President to formally recognize the holiday,[2] by signing a presidential proclamation declaring October 11, 2021, to be a national holiday.
https://en.wikipedia.org/wiki/Indigenous_Peoples_Day