What happened when Columbus landed on these shores would have turned out no different if any other group of more advanced people had gotten here first.
Yes I know the Norse landed in Canada, but the fact is they didn't really do anything.
Columbus established permanent relations between the Eastern and Western Hemispheres.
If the Chinese or Koreans would have encounter the native peoples, they would have subdued them the same way.
Because the North American Indians were a stone age people who didn't even work in Metals or the Wheel.
While the Europeans wore Armor and had Guns.