More cities will recognize Indigenous Peoples Day instead of Columbus Day on Monday, but some Native advocates see it as a symbolic gesture that still falls short of the progress needed. Why it matters: The holiday has a layered and complicated history.

Oklahoman will celebrate Indigenous Peoples Day Monday, though many other states still recognize Columbus Day. Here's what to know about the holidays.

Under state law, it’s Columbus Day in honor of Christopher Columbus, a figure beloved among some Italian-Americans for leading expeditions that put the “New World” on Europe’s radar. But in Boston, Cambridge, Newton, and a couple of dozen other municipalities, it’s Indigenous Peoples’ Day.