What does Turner mean when he says that American development has "exhibited advance along a single line, but a return to primitive conditions on a continually advancing frontier line"? How has this frontier line allowed Americans to "modify and develop" their European influences?

originally he was supposed to be dead but they wanted to continue the series so they brought him back to life.

i think the answer is: cuba wanted to be independent from spain, and the u.s. wanted to end spanish rule in the west.

hope i

-lavira : )

a. all people should come together to heal the nation.