Which Reconstruction leader believed that preservation of the Union was more important than punishing the South?*

Joe Biden and kamala Harris believed in the preservation of the south.

Ithink it is a i’m not sure.

One of the things that allowed native americans in mexico to settle cities larger than those in areas to the north was "b. the development of cities that were built by an earlier civilizations," since mexico had been the home of some of the world's most advanced civilizations before the columbian invasion