Nobles had overthrown most of the monarchs by . 1000 B. C 650 B. C. 750 B. C. 400 B. C.

Independent executive agencies are more specialised.

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.