The pilgrims in the early 16’s arrived in search of religion and freedom. From the 17th to the 19th century hundred thousand African-Americans came to America against their will. The first significant federal legislation restricting immigration was 1882 Chinese exclusion act.
It’s the first one for sure
Both movements had lasting impacts on the colonies
General election is a kind of election which is held after certain period of time (5 years in India) for all constituencies at the same day or within few days
Mid term election is held when a lot sabha or a state assembly dissolve as a whole before the expiring period. It is held to form the new house.
Almost all humans to a certain extent are dissatisfied with the limited availability of resources, but if you're speaking from an academic point of view, it would be Economists, since they study choices made from this limited availability.