Why it's right to want to celebrate Thanksgiving and change the name of Columbus Day

Columbus's legend ignores the fact that the Americas were discovered at least 12,000 years ago, and Columbus's history as a conqueror and slaver is nothing to celebrate. The name of that holiday should be changed—I propose Migrant Day to celebrate the fact everyone here is a migrant or the descendant of migrants. The legendary and the historical Thanksgiving have nothing to do with Columbus. The