Europeans formed the mass of immigration to the United States. This immigration began with the colonization of the country, still in the seventeenth century and lasted until the mid-1970s.
England was experiencing a troubled moment. The official religion was the Anglican, and consequently followers of several other Protestant denominations were persecuted. The enclosure of the camps also helped thousands of people to leave rural areas and head for the cities, which became saturated. The way out of this economic and religious crisis was to immigrate to North America. The first English colony successfully established in North America was Jamestown, Virginia, in 1607. Pilgrims and Puritans settled in Massachusetts in the following years. From then on, thousands of Protestants moved there, giving rise to the region known as New England, the embryo for the formation of the Thirteen Colonies, and hence the United States.
According to the Northwest Ordinance of 1787, a territory could apply for statehood after it had reached a population of 60,000. However the Northwest Ordinance was used, so that states outside of this territory and only a couple of these states could still use slavery, as this was an early abolition mechanism.
They were both intended to make a government
Gold was found in 1849 and a lot of people moved west in order to mine it in hopes of striking it rich.
It would be all the above