What brought people to the united states in the first half of the 19th century? e new territories, rapidly expanding businesses, the california goldfields, and the rapid growth of industry in the east brought people to the united states. a freedom of religion and way of live brought people to the united states. b slavery and ownership brought people to the united states. c the prospect of adventure brought people to the united states. d freedom of speech and the press brought people to the united states.