What was the united states government’s plan for indian children and why was this plan so effective in destroying indian culture?

Indian children would be schooled by American teachers and learn American subjects. It destroyed their culture because instead of learning their heritage, they were learning someone else's

The transcontinental railroad provided a means of fast transportation. it cut a 6 month trip into 6 days, created jobs for many people and encouraged immigration. the homestead act played a huge role in western expansion; it allowed settlers to begin a fresh start, and gave them land in exchange for their residence for up to five years and a small fee.