Christopher Columbus was born in Gena, Italy, in about 1451. He was born the son of wool merchant.
You are Indies
As a teenager he worked on a merchant ship and the ship was drowned but he survived through holding on to a piece of wood. After this event he started learning about mathematics, navigation and other tools for the sea.
I cannot find any riches in these lands so I'll enslave the people.
Columbus set sail on August 3, 1492 with three boats the Nina, Pinta and the Santa Maria looking for Asia and it's riches.
And that's how the Americas was colonized.
On his first voyage he sailed to the Americas and thought the natives were Indians so he called them Indies.
When Columbus didn't find riches he brought back the natives and enslaved them.
Because of Columbus the Americas was colonized and then later resulted into the United States of America. He also is widly known for his good and bad actions.