It took away land and they could not hunt buffalo and buffalo was there main resource for food clothing weapons and even sometimes shelter AND GUESS WHAT IM 11 AND I KNEW THAT!!! OH YEAH!! IM A STRAIGHT A STUDENT IN THE BETA CLUB AND GOIN TO WASHINGTON D.C IN BETA!!! OH YEAH I ROCK!! well hope that helped your transcontinental railroad problem!!
Thanks!
-Carlee :)